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Finding the Fourth Proportional to 5,931.05, 8,900.13 and 2,372.53

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Solution

The fourth proportional to 5,931.05, 8,900.13 and 2,372.53 is: 3,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.05 : 8,900.13 = 2,372.53 : x
  2. Step 2: Convert to fraction form
    5,931.05/8,900.13 = 2,372.53/x
  3. Step 3: Cross multiply
    5,931.05x = 8,900.13 × 2,372.53
  4. Step 4: Simplify right side
    5,931.05x = 21,115,825.43
  5. Step 5: Solve for x
    x = 21,115,825.43/5,931.05
  6. Step 6: Final answer
    x = 3,560.22

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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.