Home / 6,637.92-9,163.44-3,842.88

Finding the Fourth Proportional to 6,637.92, 9,163.44 and 3,842.88

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Solution

The fourth proportional to 6,637.92, 9,163.44 and 3,842.88 is: 5,304.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.92 : 9,163.44 = 3,842.88 : x
  2. Step 2: Convert to fraction form
    6,637.92/9,163.44 = 3,842.88/x
  3. Step 3: Cross multiply
    6,637.92x = 9,163.44 × 3,842.88
  4. Step 4: Simplify right side
    6,637.92x = 35,214,000.31
  5. Step 5: Solve for x
    x = 35,214,000.31/6,637.92
  6. Step 6: Final answer
    x = 5,304.98

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1.5x scale

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.