Home / 1,524.65-2,103.33-1,013.74

Finding the Fourth Proportional to 1,524.65, 2,103.33 and 1,013.74

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Solution

The fourth proportional to 1,524.65, 2,103.33 and 1,013.74 is: 1,398.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.65 : 2,103.33 = 1,013.74 : x
  2. Step 2: Convert to fraction form
    1,524.65/2,103.33 = 1,013.74/x
  3. Step 3: Cross multiply
    1,524.65x = 2,103.33 × 1,013.74
  4. Step 4: Simplify right side
    1,524.65x = 2,132,229.75
  5. Step 5: Solve for x
    x = 2,132,229.75/1,524.65
  6. Step 6: Final answer
    x = 1,398.50

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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.