Home / 8,330.34-12,497.49-2,487.11

Finding the Fourth Proportional to 8,330.34, 12,497.49 and 2,487.11

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Solution

The fourth proportional to 8,330.34, 12,497.49 and 2,487.11 is: 3,731.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.34 : 12,497.49 = 2,487.11 : x
  2. Step 2: Convert to fraction form
    8,330.34/12,497.49 = 2,487.11/x
  3. Step 3: Cross multiply
    8,330.34x = 12,497.49 × 2,487.11
  4. Step 4: Simplify right side
    8,330.34x = 31,082,569.87
  5. Step 5: Solve for x
    x = 31,082,569.87/8,330.34
  6. Step 6: Final answer
    x = 3,731.25

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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.