Home / 1,817.72-2,726.60-1,454.81

Finding the Fourth Proportional to 1,817.72, 2,726.60 and 1,454.81

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Solution

The fourth proportional to 1,817.72, 2,726.60 and 1,454.81 is: 2,182.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.72 : 2,726.60 = 1,454.81 : x
  2. Step 2: Convert to fraction form
    1,817.72/2,726.60 = 1,454.81/x
  3. Step 3: Cross multiply
    1,817.72x = 2,726.60 × 1,454.81
  4. Step 4: Simplify right side
    1,817.72x = 3,966,697.02
  5. Step 5: Solve for x
    x = 3,966,697.02/1,817.72
  6. Step 6: Final answer
    x = 2,182.24

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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.