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Finding the Fourth Proportional to 8,245.72, 12,323.31 and 6,029.22

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Solution

The fourth proportional to 8,245.72, 12,323.31 and 6,029.22 is: 9,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.72 : 12,323.31 = 6,029.22 : x
  2. Step 2: Convert to fraction form
    8,245.72/12,323.31 = 6,029.22/x
  3. Step 3: Cross multiply
    8,245.72x = 12,323.31 × 6,029.22
  4. Step 4: Simplify right side
    8,245.72x = 74,299,916.97
  5. Step 5: Solve for x
    x = 74,299,916.97/8,245.72
  6. Step 6: Final answer
    x = 9,010.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.