Home / 8,323.31-12,474.03-4,108.88

Finding the Fourth Proportional to 8,323.31, 12,474.03 and 4,108.88

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Solution

The fourth proportional to 8,323.31, 12,474.03 and 4,108.88 is: 6,157.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323.31 : 12,474.03 = 4,108.88 : x
  2. Step 2: Convert to fraction form
    8,323.31/12,474.03 = 4,108.88/x
  3. Step 3: Cross multiply
    8,323.31x = 12,474.03 × 4,108.88
  4. Step 4: Simplify right side
    8,323.31x = 51,254,292.39
  5. Step 5: Solve for x
    x = 51,254,292.39/8,323.31
  6. Step 6: Final answer
    x = 6,157.92

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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.