Home / 8,283.12-12,424.34-3,352.80

Finding the Fourth Proportional to 8,283.12, 12,424.34 and 3,352.80

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Solution

The fourth proportional to 8,283.12, 12,424.34 and 3,352.80 is: 5,029.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.12 : 12,424.34 = 3,352.80 : x
  2. Step 2: Convert to fraction form
    8,283.12/12,424.34 = 3,352.80/x
  3. Step 3: Cross multiply
    8,283.12x = 12,424.34 × 3,352.80
  4. Step 4: Simplify right side
    8,283.12x = 41,656,327.15
  5. Step 5: Solve for x
    x = 41,656,327.15/8,283.12
  6. Step 6: Final answer
    x = 5,029.06

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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.