Home / 5,613.10-8,422.08-3,013

Finding the Fourth Proportional to 5,613.10, 8,422.08 and 3,013

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Solution

The fourth proportional to 5,613.10, 8,422.08 and 3,013 is: 4,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.10 : 8,422.08 = 3,013 : x
  2. Step 2: Convert to fraction form
    5,613.10/8,422.08 = 3,013/x
  3. Step 3: Cross multiply
    5,613.10x = 8,422.08 × 3,013
  4. Step 4: Simplify right side
    5,613.10x = 25,375,727.04
  5. Step 5: Solve for x
    x = 25,375,727.04/5,613.10
  6. Step 6: Final answer
    x = 4,520.80

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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.