Home / 1,524.75-2,104.17-826.14

Finding the Fourth Proportional to 1,524.75, 2,104.17 and 826.14

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Solution

The fourth proportional to 1,524.75, 2,104.17 and 826.14 is: 1,140.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.75 : 2,104.17 = 826.14 : x
  2. Step 2: Convert to fraction form
    1,524.75/2,104.17 = 826.14/x
  3. Step 3: Cross multiply
    1,524.75x = 2,104.17 × 826.14
  4. Step 4: Simplify right side
    1,524.75x = 1,738,339.00
  5. Step 5: Solve for x
    x = 1,738,339.00/1,524.75
  6. Step 6: Final answer
    x = 1,140.08

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1.5x scale

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.