Home / 8,042.40-11,098.71-4,505.58

Finding the Fourth Proportional to 8,042.40, 11,098.71 and 4,505.58

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Solution

The fourth proportional to 8,042.40, 11,098.71 and 4,505.58 is: 6,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.40 : 11,098.71 = 4,505.58 : x
  2. Step 2: Convert to fraction form
    8,042.40/11,098.71 = 4,505.58/x
  3. Step 3: Cross multiply
    8,042.40x = 11,098.71 × 4,505.58
  4. Step 4: Simplify right side
    8,042.40x = 50,006,125.80
  5. Step 5: Solve for x
    x = 50,006,125.80/8,042.40
  6. Step 6: Final answer
    x = 6,217.81

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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.