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Finding the Fourth Proportional to 5,393.04, 8,089.56 and 1,695.84

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Solution

The fourth proportional to 5,393.04, 8,089.56 and 1,695.84 is: 2,543.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.04 : 8,089.56 = 1,695.84 : x
  2. Step 2: Convert to fraction form
    5,393.04/8,089.56 = 1,695.84/x
  3. Step 3: Cross multiply
    5,393.04x = 8,089.56 × 1,695.84
  4. Step 4: Simplify right side
    5,393.04x = 13,718,599.43
  5. Step 5: Solve for x
    x = 13,718,599.43/5,393.04
  6. Step 6: Final answer
    x = 2,543.76

Related Problems

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Half scale
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Double scale
Find fourth proportional to 5,394.04, 8,091.06 and 1,696.84
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.