Home / 5,393.08-8,089.45-1,695.23

Finding the Fourth Proportional to 5,393.08, 8,089.45 and 1,695.23

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Solution

The fourth proportional to 5,393.08, 8,089.45 and 1,695.23 is: 2,542.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.08 : 8,089.45 = 1,695.23 : x
  2. Step 2: Convert to fraction form
    5,393.08/8,089.45 = 1,695.23/x
  3. Step 3: Cross multiply
    5,393.08x = 8,089.45 × 1,695.23
  4. Step 4: Simplify right side
    5,393.08x = 13,713,469.85
  5. Step 5: Solve for x
    x = 13,713,469.85/5,393.08
  6. Step 6: Final answer
    x = 2,542.79

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Double scale
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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.