Home / 10,635.93-15,956.28-3,240.97

Finding the Fourth Proportional to 10,635.93, 15,956.28 and 3,240.97

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Solution

The fourth proportional to 10,635.93, 15,956.28 and 3,240.97 is: 4,862.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.93 : 15,956.28 = 3,240.97 : x
  2. Step 2: Convert to fraction form
    10,635.93/15,956.28 = 3,240.97/x
  3. Step 3: Cross multiply
    10,635.93x = 15,956.28 × 3,240.97
  4. Step 4: Simplify right side
    10,635.93x = 51,713,844.74
  5. Step 5: Solve for x
    x = 51,713,844.74/10,635.93
  6. Step 6: Final answer
    x = 4,862.18

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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.