Home / 5,613.60-8,422.84-3,013.50

Finding the Fourth Proportional to 5,613.60, 8,422.84 and 3,013.50

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Solution

The fourth proportional to 5,613.60, 8,422.84 and 3,013.50 is: 4,521.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.60 : 8,422.84 = 3,013.50 : x
  2. Step 2: Convert to fraction form
    5,613.60/8,422.84 = 3,013.50/x
  3. Step 3: Cross multiply
    5,613.60x = 8,422.84 × 3,013.50
  4. Step 4: Simplify right side
    5,613.60x = 25,382,246.74
  5. Step 5: Solve for x
    x = 25,382,246.74/5,613.60
  6. Step 6: Final answer
    x = 4,521.56

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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.