Home / 8,677.71-13,032.66-4,520.59

Finding the Fourth Proportional to 8,677.71, 13,032.66 and 4,520.59

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Solution

The fourth proportional to 8,677.71, 13,032.66 and 4,520.59 is: 6,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.71 : 13,032.66 = 4,520.59 : x
  2. Step 2: Convert to fraction form
    8,677.71/13,032.66 = 4,520.59/x
  3. Step 3: Cross multiply
    8,677.71x = 13,032.66 × 4,520.59
  4. Step 4: Simplify right side
    8,677.71x = 58,915,312.47
  5. Step 5: Solve for x
    x = 58,915,312.47/8,677.71
  6. Step 6: Final answer
    x = 6,789.27

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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.