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Finding the Fourth Proportional to 6,572.72, 9,861.10 and 2,298.87

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Solution

The fourth proportional to 6,572.72, 9,861.10 and 2,298.87 is: 3,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,572.72 : 9,861.10 = 2,298.87 : x
  2. Step 2: Convert to fraction form
    6,572.72/9,861.10 = 2,298.87/x
  3. Step 3: Cross multiply
    6,572.72x = 9,861.10 × 2,298.87
  4. Step 4: Simplify right side
    6,572.72x = 22,669,381.21
  5. Step 5: Solve for x
    x = 22,669,381.21/6,572.72
  6. Step 6: Final answer
    x = 3,449.01

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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.