Home / 9,098.60-12,549.94-5,555.66

Finding the Fourth Proportional to 9,098.60, 12,549.94 and 5,555.66

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Solution

The fourth proportional to 9,098.60, 12,549.94 and 5,555.66 is: 7,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098.60 : 12,549.94 = 5,555.66 : x
  2. Step 2: Convert to fraction form
    9,098.60/12,549.94 = 5,555.66/x
  3. Step 3: Cross multiply
    9,098.60x = 12,549.94 × 5,555.66
  4. Step 4: Simplify right side
    9,098.60x = 69,723,123.02
  5. Step 5: Solve for x
    x = 69,723,123.02/9,098.60
  6. Step 6: Final answer
    x = 7,663.06

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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.