Home / 1,186.08-1,781.28-1,014.24

Finding the Fourth Proportional to 1,186.08, 1,781.28 and 1,014.24

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Solution

The fourth proportional to 1,186.08, 1,781.28 and 1,014.24 is: 1,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186.08 : 1,781.28 = 1,014.24 : x
  2. Step 2: Convert to fraction form
    1,186.08/1,781.28 = 1,014.24/x
  3. Step 3: Cross multiply
    1,186.08x = 1,781.28 × 1,014.24
  4. Step 4: Simplify right side
    1,186.08x = 1,806,645.43
  5. Step 5: Solve for x
    x = 1,806,645.43/1,186.08
  6. Step 6: Final answer
    x = 1,523.21

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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.