Home / 10,639.01-15,960.88-3,244.04

Finding the Fourth Proportional to 10,639.01, 15,960.88 and 3,244.04

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Solution

The fourth proportional to 10,639.01, 15,960.88 and 3,244.04 is: 4,866.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639.01 : 15,960.88 = 3,244.04 : x
  2. Step 2: Convert to fraction form
    10,639.01/15,960.88 = 3,244.04/x
  3. Step 3: Cross multiply
    10,639.01x = 15,960.88 × 3,244.04
  4. Step 4: Simplify right side
    10,639.01x = 51,777,733.16
  5. Step 5: Solve for x
    x = 51,777,733.16/10,639.01
  6. Step 6: Final answer
    x = 4,866.78

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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.