Home / 8,565.41-12,829.88-4,116.56

Finding the Fourth Proportional to 8,565.41, 12,829.88 and 4,116.56

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Solution

The fourth proportional to 8,565.41, 12,829.88 and 4,116.56 is: 6,166.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.41 : 12,829.88 = 4,116.56 : x
  2. Step 2: Convert to fraction form
    8,565.41/12,829.88 = 4,116.56/x
  3. Step 3: Cross multiply
    8,565.41x = 12,829.88 × 4,116.56
  4. Step 4: Simplify right side
    8,565.41x = 52,814,916.95
  5. Step 5: Solve for x
    x = 52,814,916.95/8,565.41
  6. Step 6: Final answer
    x = 6,166.07

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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.