Home / 1,966.17-2,713.38-1,082.01

Finding the Fourth Proportional to 1,966.17, 2,713.38 and 1,082.01

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Solution

The fourth proportional to 1,966.17, 2,713.38 and 1,082.01 is: 1,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.17 : 2,713.38 = 1,082.01 : x
  2. Step 2: Convert to fraction form
    1,966.17/2,713.38 = 1,082.01/x
  3. Step 3: Cross multiply
    1,966.17x = 2,713.38 × 1,082.01
  4. Step 4: Simplify right side
    1,966.17x = 2,935,904.29
  5. Step 5: Solve for x
    x = 2,935,904.29/1,966.17
  6. Step 6: Final answer
    x = 1,493.21

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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.