Home / 1,817.33-2,726.36-706.72

Finding the Fourth Proportional to 1,817.33, 2,726.36 and 706.72

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Solution

The fourth proportional to 1,817.33, 2,726.36 and 706.72 is: 1,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.33 : 2,726.36 = 706.72 : x
  2. Step 2: Convert to fraction form
    1,817.33/2,726.36 = 706.72/x
  3. Step 3: Cross multiply
    1,817.33x = 2,726.36 × 706.72
  4. Step 4: Simplify right side
    1,817.33x = 1,926,773.14
  5. Step 5: Solve for x
    x = 1,926,773.14/1,817.33
  6. Step 6: Final answer
    x = 1,060.22

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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.