Home / 8,319.07-12,474.44-2,770.48

Finding the Fourth Proportional to 8,319.07, 12,474.44 and 2,770.48

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Solution

The fourth proportional to 8,319.07, 12,474.44 and 2,770.48 is: 4,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.07 : 12,474.44 = 2,770.48 : x
  2. Step 2: Convert to fraction form
    8,319.07/12,474.44 = 2,770.48/x
  3. Step 3: Cross multiply
    8,319.07x = 12,474.44 × 2,770.48
  4. Step 4: Simplify right side
    8,319.07x = 34,560,110.31
  5. Step 5: Solve for x
    x = 34,560,110.31/8,319.07
  6. Step 6: Final answer
    x = 4,154.33

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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.