Home / 1,524.74-2,104.13-826.11

Finding the Fourth Proportional to 1,524.74, 2,104.13 and 826.11

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Solution

The fourth proportional to 1,524.74, 2,104.13 and 826.11 is: 1,140.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.74 : 2,104.13 = 826.11 : x
  2. Step 2: Convert to fraction form
    1,524.74/2,104.13 = 826.11/x
  3. Step 3: Cross multiply
    1,524.74x = 2,104.13 × 826.11
  4. Step 4: Simplify right side
    1,524.74x = 1,738,252.79
  5. Step 5: Solve for x
    x = 1,738,252.79/1,524.74
  6. Step 6: Final answer
    x = 1,140.03

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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.