Home / 1,691.17-2,333.73-944.99

Finding the Fourth Proportional to 1,691.17, 2,333.73 and 944.99

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Solution

The fourth proportional to 1,691.17, 2,333.73 and 944.99 is: 1,304.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691.17 : 2,333.73 = 944.99 : x
  2. Step 2: Convert to fraction form
    1,691.17/2,333.73 = 944.99/x
  3. Step 3: Cross multiply
    1,691.17x = 2,333.73 × 944.99
  4. Step 4: Simplify right side
    1,691.17x = 2,205,342.92
  5. Step 5: Solve for x
    x = 2,205,342.92/1,691.17
  6. Step 6: Final answer
    x = 1,304.03

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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.