Home / 5,437.60-7,503.92-3,079.76

Finding the Fourth Proportional to 5,437.60, 7,503.92 and 3,079.76

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Solution

The fourth proportional to 5,437.60, 7,503.92 and 3,079.76 is: 4,250.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.60 : 7,503.92 = 3,079.76 : x
  2. Step 2: Convert to fraction form
    5,437.60/7,503.92 = 3,079.76/x
  3. Step 3: Cross multiply
    5,437.60x = 7,503.92 × 3,079.76
  4. Step 4: Simplify right side
    5,437.60x = 23,110,272.66
  5. Step 5: Solve for x
    x = 23,110,272.66/5,437.60
  6. Step 6: Final answer
    x = 4,250.09

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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.