Home / 1,601.06-2,398.25-1,291.24

Finding the Fourth Proportional to 1,601.06, 2,398.25 and 1,291.24

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Solution

The fourth proportional to 1,601.06, 2,398.25 and 1,291.24 is: 1,934.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.06 : 2,398.25 = 1,291.24 : x
  2. Step 2: Convert to fraction form
    1,601.06/2,398.25 = 1,291.24/x
  3. Step 3: Cross multiply
    1,601.06x = 2,398.25 × 1,291.24
  4. Step 4: Simplify right side
    1,601.06x = 3,096,704.34
  5. Step 5: Solve for x
    x = 3,096,704.34/1,601.06
  6. Step 6: Final answer
    x = 1,934.16

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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.