Home / 1,546.62-2,317.53-1,221.18

Finding the Fourth Proportional to 1,546.62, 2,317.53 and 1,221.18

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Solution

The fourth proportional to 1,546.62, 2,317.53 and 1,221.18 is: 1,829.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.62 : 2,317.53 = 1,221.18 : x
  2. Step 2: Convert to fraction form
    1,546.62/2,317.53 = 1,221.18/x
  3. Step 3: Cross multiply
    1,546.62x = 2,317.53 × 1,221.18
  4. Step 4: Simplify right side
    1,546.62x = 2,830,121.29
  5. Step 5: Solve for x
    x = 2,830,121.29/1,546.62
  6. Step 6: Final answer
    x = 1,829.88

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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.