Home / 5,049.62-7,572.70-1,930.52

Finding the Fourth Proportional to 5,049.62, 7,572.70 and 1,930.52

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Solution

The fourth proportional to 5,049.62, 7,572.70 and 1,930.52 is: 2,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.62 : 7,572.70 = 1,930.52 : x
  2. Step 2: Convert to fraction form
    5,049.62/7,572.70 = 1,930.52/x
  3. Step 3: Cross multiply
    5,049.62x = 7,572.70 × 1,930.52
  4. Step 4: Simplify right side
    5,049.62x = 14,619,248.80
  5. Step 5: Solve for x
    x = 14,619,248.80/5,049.62
  6. Step 6: Final answer
    x = 2,895.12

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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.