Home / 10,508.13-15,764.07-3,488.57

Finding the Fourth Proportional to 10,508.13, 15,764.07 and 3,488.57

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Solution

The fourth proportional to 10,508.13, 15,764.07 and 3,488.57 is: 5,233.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508.13 : 15,764.07 = 3,488.57 : x
  2. Step 2: Convert to fraction form
    10,508.13/15,764.07 = 3,488.57/x
  3. Step 3: Cross multiply
    10,508.13x = 15,764.07 × 3,488.57
  4. Step 4: Simplify right side
    10,508.13x = 54,994,061.68
  5. Step 5: Solve for x
    x = 54,994,061.68/10,508.13
  6. Step 6: Final answer
    x = 5,233.48

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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.