Home / 8,213.04-11,332.76-4,627.85

Finding the Fourth Proportional to 8,213.04, 11,332.76 and 4,627.85

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Solution

The fourth proportional to 8,213.04, 11,332.76 and 4,627.85 is: 6,385.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213.04 : 11,332.76 = 4,627.85 : x
  2. Step 2: Convert to fraction form
    8,213.04/11,332.76 = 4,627.85/x
  3. Step 3: Cross multiply
    8,213.04x = 11,332.76 × 4,627.85
  4. Step 4: Simplify right side
    8,213.04x = 52,446,233.56
  5. Step 5: Solve for x
    x = 52,446,233.56/8,213.04
  6. Step 6: Final answer
    x = 6,385.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.