Home / 2,726.76-4,091.17-1,631.90

Finding the Fourth Proportional to 2,726.76, 4,091.17 and 1,631.90

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Solution

The fourth proportional to 2,726.76, 4,091.17 and 1,631.90 is: 2,448.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.76 : 4,091.17 = 1,631.90 : x
  2. Step 2: Convert to fraction form
    2,726.76/4,091.17 = 1,631.90/x
  3. Step 3: Cross multiply
    2,726.76x = 4,091.17 × 1,631.90
  4. Step 4: Simplify right side
    2,726.76x = 6,676,368.81
  5. Step 5: Solve for x
    x = 6,676,368.81/2,726.76
  6. Step 6: Final answer
    x = 2,448.46

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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.