Home / 8,239.16-12,363.60-3,048.68

Finding the Fourth Proportional to 8,239.16, 12,363.60 and 3,048.68

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Solution

The fourth proportional to 8,239.16, 12,363.60 and 3,048.68 is: 4,574.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.16 : 12,363.60 = 3,048.68 : x
  2. Step 2: Convert to fraction form
    8,239.16/12,363.60 = 3,048.68/x
  3. Step 3: Cross multiply
    8,239.16x = 12,363.60 × 3,048.68
  4. Step 4: Simplify right side
    8,239.16x = 37,692,660.05
  5. Step 5: Solve for x
    x = 37,692,660.05/8,239.16
  6. Step 6: Final answer
    x = 4,574.82

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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.