Home / 5,630.11-8,452.45-3,690.97

Finding the Fourth Proportional to 5,630.11, 8,452.45 and 3,690.97

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Solution

The fourth proportional to 5,630.11, 8,452.45 and 3,690.97 is: 5,541.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.11 : 8,452.45 = 3,690.97 : x
  2. Step 2: Convert to fraction form
    5,630.11/8,452.45 = 3,690.97/x
  3. Step 3: Cross multiply
    5,630.11x = 8,452.45 × 3,690.97
  4. Step 4: Simplify right side
    5,630.11x = 31,197,722.86
  5. Step 5: Solve for x
    x = 31,197,722.86/5,630.11
  6. Step 6: Final answer
    x = 5,541.23

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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.