Home / 5,513.26-8,269.92-1,617.88

Finding the Fourth Proportional to 5,513.26, 8,269.92 and 1,617.88

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Solution

The fourth proportional to 5,513.26, 8,269.92 and 1,617.88 is: 2,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.26 : 8,269.92 = 1,617.88 : x
  2. Step 2: Convert to fraction form
    5,513.26/8,269.92 = 1,617.88/x
  3. Step 3: Cross multiply
    5,513.26x = 8,269.92 × 1,617.88
  4. Step 4: Simplify right side
    5,513.26x = 13,379,738.17
  5. Step 5: Solve for x
    x = 13,379,738.17/5,513.26
  6. Step 6: Final answer
    x = 2,426.83

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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.