Home / 1,726.01-2,382.41-1,230.09

Finding the Fourth Proportional to 1,726.01, 2,382.41 and 1,230.09

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Solution

The fourth proportional to 1,726.01, 2,382.41 and 1,230.09 is: 1,697.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.01 : 2,382.41 = 1,230.09 : x
  2. Step 2: Convert to fraction form
    1,726.01/2,382.41 = 1,230.09/x
  3. Step 3: Cross multiply
    1,726.01x = 2,382.41 × 1,230.09
  4. Step 4: Simplify right side
    1,726.01x = 2,930,572.86
  5. Step 5: Solve for x
    x = 2,930,572.86/1,726.01
  6. Step 6: Final answer
    x = 1,697.89

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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.