Home / 3,972.95-5,960.46-1,507.82

Finding the Fourth Proportional to 3,972.95, 5,960.46 and 1,507.82

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Solution

The fourth proportional to 3,972.95, 5,960.46 and 1,507.82 is: 2,262.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.95 : 5,960.46 = 1,507.82 : x
  2. Step 2: Convert to fraction form
    3,972.95/5,960.46 = 1,507.82/x
  3. Step 3: Cross multiply
    3,972.95x = 5,960.46 × 1,507.82
  4. Step 4: Simplify right side
    3,972.95x = 8,987,300.80
  5. Step 5: Solve for x
    x = 8,987,300.80/3,972.95
  6. Step 6: Final answer
    x = 2,262.12

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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.