Home / 8,833.92-13,250.07-2,989.86

Finding the Fourth Proportional to 8,833.92, 13,250.07 and 2,989.86

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Solution

The fourth proportional to 8,833.92, 13,250.07 and 2,989.86 is: 4,484.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.92 : 13,250.07 = 2,989.86 : x
  2. Step 2: Convert to fraction form
    8,833.92/13,250.07 = 2,989.86/x
  3. Step 3: Cross multiply
    8,833.92x = 13,250.07 × 2,989.86
  4. Step 4: Simplify right side
    8,833.92x = 39,615,854.29
  5. Step 5: Solve for x
    x = 39,615,854.29/8,833.92
  6. Step 6: Final answer
    x = 4,484.52

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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.