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Finding the Fourth Proportional to 8,295.48, 12,440.52 and 3,029.28

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Solution

The fourth proportional to 8,295.48, 12,440.52 and 3,029.28 is: 4,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.48 : 12,440.52 = 3,029.28 : x
  2. Step 2: Convert to fraction form
    8,295.48/12,440.52 = 3,029.28/x
  3. Step 3: Cross multiply
    8,295.48x = 12,440.52 × 3,029.28
  4. Step 4: Simplify right side
    8,295.48x = 37,685,818.43
  5. Step 5: Solve for x
    x = 37,685,818.43/8,295.48
  6. Step 6: Final answer
    x = 4,542.93

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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.