Home / 6,005.92-9,003.84-2,112.88

Finding the Fourth Proportional to 6,005.92, 9,003.84 and 2,112.88

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Solution

The fourth proportional to 6,005.92, 9,003.84 and 2,112.88 is: 3,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,005.92 : 9,003.84 = 2,112.88 : x
  2. Step 2: Convert to fraction form
    6,005.92/9,003.84 = 2,112.88/x
  3. Step 3: Cross multiply
    6,005.92x = 9,003.84 × 2,112.88
  4. Step 4: Simplify right side
    6,005.92x = 19,024,033.46
  5. Step 5: Solve for x
    x = 19,024,033.46/6,005.92
  6. Step 6: Final answer
    x = 3,167.55

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1.5x scale

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.