Home / 6,708.40-9,257.24-3,724

Finding the Fourth Proportional to 6,708.40, 9,257.24 and 3,724

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Solution

The fourth proportional to 6,708.40, 9,257.24 and 3,724 is: 5,138.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.40 : 9,257.24 = 3,724 : x
  2. Step 2: Convert to fraction form
    6,708.40/9,257.24 = 3,724/x
  3. Step 3: Cross multiply
    6,708.40x = 9,257.24 × 3,724
  4. Step 4: Simplify right side
    6,708.40x = 34,473,961.76
  5. Step 5: Solve for x
    x = 34,473,961.76/6,708.40
  6. Step 6: Final answer
    x = 5,138.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.