Home / 8,298.56-12,440.36-3,029.90

Finding the Fourth Proportional to 8,298.56, 12,440.36 and 3,029.90

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Solution

The fourth proportional to 8,298.56, 12,440.36 and 3,029.90 is: 4,542.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.56 : 12,440.36 = 3,029.90 : x
  2. Step 2: Convert to fraction form
    8,298.56/12,440.36 = 3,029.90/x
  3. Step 3: Cross multiply
    8,298.56x = 12,440.36 × 3,029.90
  4. Step 4: Simplify right side
    8,298.56x = 37,693,046.76
  5. Step 5: Solve for x
    x = 37,693,046.76/8,298.56
  6. Step 6: Final answer
    x = 4,542.12

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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.