Home / 10,531.06-15,794.97-3,605.56

Finding the Fourth Proportional to 10,531.06, 15,794.97 and 3,605.56

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Solution

The fourth proportional to 10,531.06, 15,794.97 and 3,605.56 is: 5,407.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.06 : 15,794.97 = 3,605.56 : x
  2. Step 2: Convert to fraction form
    10,531.06/15,794.97 = 3,605.56/x
  3. Step 3: Cross multiply
    10,531.06x = 15,794.97 × 3,605.56
  4. Step 4: Simplify right side
    10,531.06x = 56,949,712.03
  5. Step 5: Solve for x
    x = 56,949,712.03/10,531.06
  6. Step 6: Final answer
    x = 5,407.79

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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.