Home / 9,930.10-14,895.16-4,082.62

Finding the Fourth Proportional to 9,930.10, 14,895.16 and 4,082.62

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Solution

The fourth proportional to 9,930.10, 14,895.16 and 4,082.62 is: 6,123.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930.10 : 14,895.16 = 4,082.62 : x
  2. Step 2: Convert to fraction form
    9,930.10/14,895.16 = 4,082.62/x
  3. Step 3: Cross multiply
    9,930.10x = 14,895.16 × 4,082.62
  4. Step 4: Simplify right side
    9,930.10x = 60,811,278.12
  5. Step 5: Solve for x
    x = 60,811,278.12/9,930.10
  6. Step 6: Final answer
    x = 6,123.93

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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.