Home / 5,362.73-7,400.84-2,972.96

Finding the Fourth Proportional to 5,362.73, 7,400.84 and 2,972.96

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Solution

The fourth proportional to 5,362.73, 7,400.84 and 2,972.96 is: 4,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.73 : 7,400.84 = 2,972.96 : x
  2. Step 2: Convert to fraction form
    5,362.73/7,400.84 = 2,972.96/x
  3. Step 3: Cross multiply
    5,362.73x = 7,400.84 × 2,972.96
  4. Step 4: Simplify right side
    5,362.73x = 22,002,399.47
  5. Step 5: Solve for x
    x = 22,002,399.47/5,362.73
  6. Step 6: Final answer
    x = 4,102.83

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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.