Home / 5,251.17-7,876.74-3,602.73

Finding the Fourth Proportional to 5,251.17, 7,876.74 and 3,602.73

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Solution

The fourth proportional to 5,251.17, 7,876.74 and 3,602.73 is: 5,404.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.17 : 7,876.74 = 3,602.73 : x
  2. Step 2: Convert to fraction form
    5,251.17/7,876.74 = 3,602.73/x
  3. Step 3: Cross multiply
    5,251.17x = 7,876.74 × 3,602.73
  4. Step 4: Simplify right side
    5,251.17x = 28,377,767.50
  5. Step 5: Solve for x
    x = 28,377,767.50/5,251.17
  6. Step 6: Final answer
    x = 5,404.08

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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.