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Finding the Fourth Proportional to 7,082.64, 9,773.25 and 4,098.03

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Solution

The fourth proportional to 7,082.64, 9,773.25 and 4,098.03 is: 5,654.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.64 : 9,773.25 = 4,098.03 : x
  2. Step 2: Convert to fraction form
    7,082.64/9,773.25 = 4,098.03/x
  3. Step 3: Cross multiply
    7,082.64x = 9,773.25 × 4,098.03
  4. Step 4: Simplify right side
    7,082.64x = 40,051,071.70
  5. Step 5: Solve for x
    x = 40,051,071.70/7,082.64
  6. Step 6: Final answer
    x = 5,654.82

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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.