Home / 9,743.28-14,613.68-3,899.92

Finding the Fourth Proportional to 9,743.28, 14,613.68 and 3,899.92

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Solution

The fourth proportional to 9,743.28, 14,613.68 and 3,899.92 is: 5,849.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,743.28 : 14,613.68 = 3,899.92 : x
  2. Step 2: Convert to fraction form
    9,743.28/14,613.68 = 3,899.92/x
  3. Step 3: Cross multiply
    9,743.28x = 14,613.68 × 3,899.92
  4. Step 4: Simplify right side
    9,743.28x = 56,992,182.91
  5. Step 5: Solve for x
    x = 56,992,182.91/9,743.28
  6. Step 6: Final answer
    x = 5,849.38

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1.5x scale

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.