Home / 8,149.43-11,246.15-4,612.56

Finding the Fourth Proportional to 8,149.43, 11,246.15 and 4,612.56

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Solution

The fourth proportional to 8,149.43, 11,246.15 and 4,612.56 is: 6,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149.43 : 11,246.15 = 4,612.56 : x
  2. Step 2: Convert to fraction form
    8,149.43/11,246.15 = 4,612.56/x
  3. Step 3: Cross multiply
    8,149.43x = 11,246.15 × 4,612.56
  4. Step 4: Simplify right side
    8,149.43x = 51,873,553.18
  5. Step 5: Solve for x
    x = 51,873,553.18/8,149.43
  6. Step 6: Final answer
    x = 6,365.30

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Half scale
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Double scale
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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.