Home / 9,629.28-14,447.16-4,082.40

Finding the Fourth Proportional to 9,629.28, 14,447.16 and 4,082.40

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Solution

The fourth proportional to 9,629.28, 14,447.16 and 4,082.40 is: 6,124.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,629.28 : 14,447.16 = 4,082.40 : x
  2. Step 2: Convert to fraction form
    9,629.28/14,447.16 = 4,082.40/x
  3. Step 3: Cross multiply
    9,629.28x = 14,447.16 × 4,082.40
  4. Step 4: Simplify right side
    9,629.28x = 58,979,085.98
  5. Step 5: Solve for x
    x = 58,979,085.98/9,629.28
  6. Step 6: Final answer
    x = 6,124.97

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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.