Home / 5,244.60-7,238.34-3,149.88

Finding the Fourth Proportional to 5,244.60, 7,238.34 and 3,149.88

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Solution

The fourth proportional to 5,244.60, 7,238.34 and 3,149.88 is: 4,347.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.60 : 7,238.34 = 3,149.88 : x
  2. Step 2: Convert to fraction form
    5,244.60/7,238.34 = 3,149.88/x
  3. Step 3: Cross multiply
    5,244.60x = 7,238.34 × 3,149.88
  4. Step 4: Simplify right side
    5,244.60x = 22,799,902.40
  5. Step 5: Solve for x
    x = 22,799,902.40/5,244.60
  6. Step 6: Final answer
    x = 4,347.31

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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.