Home / 8,854.87-13,280.17-2,613.19

Finding the Fourth Proportional to 8,854.87, 13,280.17 and 2,613.19

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Solution

The fourth proportional to 8,854.87, 13,280.17 and 2,613.19 is: 3,919.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.87 : 13,280.17 = 2,613.19 : x
  2. Step 2: Convert to fraction form
    8,854.87/13,280.17 = 2,613.19/x
  3. Step 3: Cross multiply
    8,854.87x = 13,280.17 × 2,613.19
  4. Step 4: Simplify right side
    8,854.87x = 34,703,607.44
  5. Step 5: Solve for x
    x = 34,703,607.44/8,854.87
  6. Step 6: Final answer
    x = 3,919.16

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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.