Home / 8,248.23-11,382.71-4,471.47

Finding the Fourth Proportional to 8,248.23, 11,382.71 and 4,471.47

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Solution

The fourth proportional to 8,248.23, 11,382.71 and 4,471.47 is: 6,170.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.23 : 11,382.71 = 4,471.47 : x
  2. Step 2: Convert to fraction form
    8,248.23/11,382.71 = 4,471.47/x
  3. Step 3: Cross multiply
    8,248.23x = 11,382.71 × 4,471.47
  4. Step 4: Simplify right side
    8,248.23x = 50,897,423.93
  5. Step 5: Solve for x
    x = 50,897,423.93/8,248.23
  6. Step 6: Final answer
    x = 6,170.71

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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.