Home / 8,743.41-12,062.07-5,909.76

Finding the Fourth Proportional to 8,743.41, 12,062.07 and 5,909.76

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Solution

The fourth proportional to 8,743.41, 12,062.07 and 5,909.76 is: 8,152.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.41 : 12,062.07 = 5,909.76 : x
  2. Step 2: Convert to fraction form
    8,743.41/12,062.07 = 5,909.76/x
  3. Step 3: Cross multiply
    8,743.41x = 12,062.07 × 5,909.76
  4. Step 4: Simplify right side
    8,743.41x = 71,283,938.80
  5. Step 5: Solve for x
    x = 71,283,938.80/8,743.41
  6. Step 6: Final answer
    x = 8,152.88

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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.