Home / 8,854.32-13,280.76-5,154.18

Finding the Fourth Proportional to 8,854.32, 13,280.76 and 5,154.18

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Solution

The fourth proportional to 8,854.32, 13,280.76 and 5,154.18 is: 7,730.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.32 : 13,280.76 = 5,154.18 : x
  2. Step 2: Convert to fraction form
    8,854.32/13,280.76 = 5,154.18/x
  3. Step 3: Cross multiply
    8,854.32x = 13,280.76 × 5,154.18
  4. Step 4: Simplify right side
    8,854.32x = 68,451,427.58
  5. Step 5: Solve for x
    x = 68,451,427.58/8,854.32
  6. Step 6: Final answer
    x = 7,730.85

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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.