Home / 1,522.75-2,281.16-1,001.17

Finding the Fourth Proportional to 1,522.75, 2,281.16 and 1,001.17

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Solution

The fourth proportional to 1,522.75, 2,281.16 and 1,001.17 is: 1,499.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.75 : 2,281.16 = 1,001.17 : x
  2. Step 2: Convert to fraction form
    1,522.75/2,281.16 = 1,001.17/x
  3. Step 3: Cross multiply
    1,522.75x = 2,281.16 × 1,001.17
  4. Step 4: Simplify right side
    1,522.75x = 2,283,828.96
  5. Step 5: Solve for x
    x = 2,283,828.96/1,522.75
  6. Step 6: Final answer
    x = 1,499.81

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1.5x scale

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.