Home / 1,522.18-2,101.65-1,149.94

Finding the Fourth Proportional to 1,522.18, 2,101.65 and 1,149.94

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Solution

The fourth proportional to 1,522.18, 2,101.65 and 1,149.94 is: 1,587.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.18 : 2,101.65 = 1,149.94 : x
  2. Step 2: Convert to fraction form
    1,522.18/2,101.65 = 1,149.94/x
  3. Step 3: Cross multiply
    1,522.18x = 2,101.65 × 1,149.94
  4. Step 4: Simplify right side
    1,522.18x = 2,416,771.40
  5. Step 5: Solve for x
    x = 2,416,771.40/1,522.18
  6. Step 6: Final answer
    x = 1,587.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.