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Finding the Fourth Proportional to 7,494.57, 11,248.76 and 3,799.39

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Solution

The fourth proportional to 7,494.57, 11,248.76 and 3,799.39 is: 5,702.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.57 : 11,248.76 = 3,799.39 : x
  2. Step 2: Convert to fraction form
    7,494.57/11,248.76 = 3,799.39/x
  3. Step 3: Cross multiply
    7,494.57x = 11,248.76 × 3,799.39
  4. Step 4: Simplify right side
    7,494.57x = 42,738,426.26
  5. Step 5: Solve for x
    x = 42,738,426.26/7,494.57
  6. Step 6: Final answer
    x = 5,702.59

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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.