Home / 8,040.38-12,060.14-2,493.32

Finding the Fourth Proportional to 8,040.38, 12,060.14 and 2,493.32

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Solution

The fourth proportional to 8,040.38, 12,060.14 and 2,493.32 is: 3,739.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.38 : 12,060.14 = 2,493.32 : x
  2. Step 2: Convert to fraction form
    8,040.38/12,060.14 = 2,493.32/x
  3. Step 3: Cross multiply
    8,040.38x = 12,060.14 × 2,493.32
  4. Step 4: Simplify right side
    8,040.38x = 30,069,715.50
  5. Step 5: Solve for x
    x = 30,069,715.50/8,040.38
  6. Step 6: Final answer
    x = 3,739.84

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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.