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Finding the Fourth Proportional to 6,553.55, 9,043.97 and 3,569.41

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Solution

The fourth proportional to 6,553.55, 9,043.97 and 3,569.41 is: 4,925.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553.55 : 9,043.97 = 3,569.41 : x
  2. Step 2: Convert to fraction form
    6,553.55/9,043.97 = 3,569.41/x
  3. Step 3: Cross multiply
    6,553.55x = 9,043.97 × 3,569.41
  4. Step 4: Simplify right side
    6,553.55x = 32,281,640.12
  5. Step 5: Solve for x
    x = 32,281,640.12/6,553.55
  6. Step 6: Final answer
    x = 4,925.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.