Home / 1,601.29-2,398.87-1,137.92

Finding the Fourth Proportional to 1,601.29, 2,398.87 and 1,137.92

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Solution

The fourth proportional to 1,601.29, 2,398.87 and 1,137.92 is: 1,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.29 : 2,398.87 = 1,137.92 : x
  2. Step 2: Convert to fraction form
    1,601.29/2,398.87 = 1,137.92/x
  3. Step 3: Cross multiply
    1,601.29x = 2,398.87 × 1,137.92
  4. Step 4: Simplify right side
    1,601.29x = 2,729,725.42
  5. Step 5: Solve for x
    x = 2,729,725.42/1,601.29
  6. Step 6: Final answer
    x = 1,704.70

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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.