Home / 8,040.90-12,057.38-3,359.52

Finding the Fourth Proportional to 8,040.90, 12,057.38 and 3,359.52

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Solution

The fourth proportional to 8,040.90, 12,057.38 and 3,359.52 is: 5,037.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.90 : 12,057.38 = 3,359.52 : x
  2. Step 2: Convert to fraction form
    8,040.90/12,057.38 = 3,359.52/x
  3. Step 3: Cross multiply
    8,040.90x = 12,057.38 × 3,359.52
  4. Step 4: Simplify right side
    8,040.90x = 40,507,009.26
  5. Step 5: Solve for x
    x = 40,507,009.26/8,040.90
  6. Step 6: Final answer
    x = 5,037.62

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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.