Home / 9,925.13-14,891.34-4,082.20

Finding the Fourth Proportional to 9,925.13, 14,891.34 and 4,082.20

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Solution

The fourth proportional to 9,925.13, 14,891.34 and 4,082.20 is: 6,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925.13 : 14,891.34 = 4,082.20 : x
  2. Step 2: Convert to fraction form
    9,925.13/14,891.34 = 4,082.20/x
  3. Step 3: Cross multiply
    9,925.13x = 14,891.34 × 4,082.20
  4. Step 4: Simplify right side
    9,925.13x = 60,789,406.23
  5. Step 5: Solve for x
    x = 60,789,406.23/9,925.13
  6. Step 6: Final answer
    x = 6,124.80

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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.