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Finding the Fourth Proportional to 5,393.27, 8,090.49 and 1,695.62

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Solution

The fourth proportional to 5,393.27, 8,090.49 and 1,695.62 is: 2,543.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.27 : 8,090.49 = 1,695.62 : x
  2. Step 2: Convert to fraction form
    5,393.27/8,090.49 = 1,695.62/x
  3. Step 3: Cross multiply
    5,393.27x = 8,090.49 × 1,695.62
  4. Step 4: Simplify right side
    5,393.27x = 13,718,396.65
  5. Step 5: Solve for x
    x = 13,718,396.65/5,393.27
  6. Step 6: Final answer
    x = 2,543.61

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Double scale
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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.