Home / 1,522.40-2,278.73-1,001.16

Finding the Fourth Proportional to 1,522.40, 2,278.73 and 1,001.16

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Solution

The fourth proportional to 1,522.40, 2,278.73 and 1,001.16 is: 1,498.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.40 : 2,278.73 = 1,001.16 : x
  2. Step 2: Convert to fraction form
    1,522.40/2,278.73 = 1,001.16/x
  3. Step 3: Cross multiply
    1,522.40x = 2,278.73 × 1,001.16
  4. Step 4: Simplify right side
    1,522.40x = 2,281,375.83
  5. Step 5: Solve for x
    x = 2,281,375.83/1,522.40
  6. Step 6: Final answer
    x = 1,498.54

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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.