Home / 8,854.96-13,280.31-2,613.29

Finding the Fourth Proportional to 8,854.96, 13,280.31 and 2,613.29

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Solution

The fourth proportional to 8,854.96, 13,280.31 and 2,613.29 is: 3,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.96 : 13,280.31 = 2,613.29 : x
  2. Step 2: Convert to fraction form
    8,854.96/13,280.31 = 2,613.29/x
  3. Step 3: Cross multiply
    8,854.96x = 13,280.31 × 2,613.29
  4. Step 4: Simplify right side
    8,854.96x = 34,705,234.92
  5. Step 5: Solve for x
    x = 34,705,234.92/8,854.96
  6. Step 6: Final answer
    x = 3,919.30

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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.