Home / 6,147.13-9,209.76-2,581.41

Finding the Fourth Proportional to 6,147.13, 9,209.76 and 2,581.41

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Solution

The fourth proportional to 6,147.13, 9,209.76 and 2,581.41 is: 3,867.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.13 : 9,209.76 = 2,581.41 : x
  2. Step 2: Convert to fraction form
    6,147.13/9,209.76 = 2,581.41/x
  3. Step 3: Cross multiply
    6,147.13x = 9,209.76 × 2,581.41
  4. Step 4: Simplify right side
    6,147.13x = 23,774,166.56
  5. Step 5: Solve for x
    x = 23,774,166.56/6,147.13
  6. Step 6: Final answer
    x = 3,867.52

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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.