Home / 4,754.17-7,127.39-1,982.92

Finding the Fourth Proportional to 4,754.17, 7,127.39 and 1,982.92

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Solution

The fourth proportional to 4,754.17, 7,127.39 and 1,982.92 is: 2,972.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.17 : 7,127.39 = 1,982.92 : x
  2. Step 2: Convert to fraction form
    4,754.17/7,127.39 = 1,982.92/x
  3. Step 3: Cross multiply
    4,754.17x = 7,127.39 × 1,982.92
  4. Step 4: Simplify right side
    4,754.17x = 14,133,008.54
  5. Step 5: Solve for x
    x = 14,133,008.54/4,754.17
  6. Step 6: Final answer
    x = 2,972.76

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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.