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Finding the Fourth Proportional to 11,082.64, 16,624.10 and 3,687.10

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Solution

The fourth proportional to 11,082.64, 16,624.10 and 3,687.10 is: 5,530.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.64 : 16,624.10 = 3,687.10 : x
  2. Step 2: Convert to fraction form
    11,082.64/16,624.10 = 3,687.10/x
  3. Step 3: Cross multiply
    11,082.64x = 16,624.10 × 3,687.10
  4. Step 4: Simplify right side
    11,082.64x = 61,294,686.77
  5. Step 5: Solve for x
    x = 61,294,686.77/11,082.64
  6. Step 6: Final answer
    x = 5,530.69

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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.