Home / 1,931.17-2,665.02-1,046.97

Finding the Fourth Proportional to 1,931.17, 2,665.02 and 1,046.97

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Solution

The fourth proportional to 1,931.17, 2,665.02 and 1,046.97 is: 1,444.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931.17 : 2,665.02 = 1,046.97 : x
  2. Step 2: Convert to fraction form
    1,931.17/2,665.02 = 1,046.97/x
  3. Step 3: Cross multiply
    1,931.17x = 2,665.02 × 1,046.97
  4. Step 4: Simplify right side
    1,931.17x = 2,790,206.96
  5. Step 5: Solve for x
    x = 2,790,206.96/1,931.17
  6. Step 6: Final answer
    x = 1,444.83

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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.