Home / 8,039.59-12,062.79-3,360.52

Finding the Fourth Proportional to 8,039.59, 12,062.79 and 3,360.52

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Solution

The fourth proportional to 8,039.59, 12,062.79 and 3,360.52 is: 5,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.59 : 12,062.79 = 3,360.52 : x
  2. Step 2: Convert to fraction form
    8,039.59/12,062.79 = 3,360.52/x
  3. Step 3: Cross multiply
    8,039.59x = 12,062.79 × 3,360.52
  4. Step 4: Simplify right side
    8,039.59x = 40,537,262.13
  5. Step 5: Solve for x
    x = 40,537,262.13/8,039.59
  6. Step 6: Final answer
    x = 5,042.21

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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.