Home / 8,254.62-12,387.33-3,323.34

Finding the Fourth Proportional to 8,254.62, 12,387.33 and 3,323.34

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Solution

The fourth proportional to 8,254.62, 12,387.33 and 3,323.34 is: 4,987.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.62 : 12,387.33 = 3,323.34 : x
  2. Step 2: Convert to fraction form
    8,254.62/12,387.33 = 3,323.34/x
  3. Step 3: Cross multiply
    8,254.62x = 12,387.33 × 3,323.34
  4. Step 4: Simplify right side
    8,254.62x = 41,167,309.28
  5. Step 5: Solve for x
    x = 41,167,309.28/8,254.62
  6. Step 6: Final answer
    x = 4,987.18

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1.5x scale

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.