Home / 8,499.05-12,747.24-4,342.13

Finding the Fourth Proportional to 8,499.05, 12,747.24 and 4,342.13

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Solution

The fourth proportional to 8,499.05, 12,747.24 and 4,342.13 is: 6,512.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499.05 : 12,747.24 = 4,342.13 : x
  2. Step 2: Convert to fraction form
    8,499.05/12,747.24 = 4,342.13/x
  3. Step 3: Cross multiply
    8,499.05x = 12,747.24 × 4,342.13
  4. Step 4: Simplify right side
    8,499.05x = 55,350,109.49
  5. Step 5: Solve for x
    x = 55,350,109.49/8,499.05
  6. Step 6: Final answer
    x = 6,512.51

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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.