Home / 5,538.10-8,307.15-3,569.80

Finding the Fourth Proportional to 5,538.10, 8,307.15 and 3,569.80

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Solution

The fourth proportional to 5,538.10, 8,307.15 and 3,569.80 is: 5,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.10 : 8,307.15 = 3,569.80 : x
  2. Step 2: Convert to fraction form
    5,538.10/8,307.15 = 3,569.80/x
  3. Step 3: Cross multiply
    5,538.10x = 8,307.15 × 3,569.80
  4. Step 4: Simplify right side
    5,538.10x = 29,654,864.07
  5. Step 5: Solve for x
    x = 29,654,864.07/5,538.10
  6. Step 6: Final answer
    x = 5,354.70

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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.