Home / 8,108.17-11,189.17-4,572.52

Finding the Fourth Proportional to 8,108.17, 11,189.17 and 4,572.52

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Solution

The fourth proportional to 8,108.17, 11,189.17 and 4,572.52 is: 6,310.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108.17 : 11,189.17 = 4,572.52 : x
  2. Step 2: Convert to fraction form
    8,108.17/11,189.17 = 4,572.52/x
  3. Step 3: Cross multiply
    8,108.17x = 11,189.17 × 4,572.52
  4. Step 4: Simplify right side
    8,108.17x = 51,162,703.61
  5. Step 5: Solve for x
    x = 51,162,703.61/8,108.17
  6. Step 6: Final answer
    x = 6,310.02

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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.