Home / 8,149.92-11,246.52-4,613.28

Finding the Fourth Proportional to 8,149.92, 11,246.52 and 4,613.28

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Solution

The fourth proportional to 8,149.92, 11,246.52 and 4,613.28 is: 6,366.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.92 : 11,246.52 = 4,613.28 : x
  2. Step 2: Convert to fraction form
    8,149.92/11,246.52 = 4,613.28/x
  3. Step 3: Cross multiply
    8,149.92x = 11,246.52 × 4,613.28
  4. Step 4: Simplify right side
    8,149.92x = 51,883,345.79
  5. Step 5: Solve for x
    x = 51,883,345.79/8,149.92
  6. Step 6: Final answer
    x = 6,366.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.