Home / 3,290.24-4,928.88-2,516.96

Finding the Fourth Proportional to 3,290.24, 4,928.88 and 2,516.96

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Solution

The fourth proportional to 3,290.24, 4,928.88 and 2,516.96 is: 3,770.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.24 : 4,928.88 = 2,516.96 : x
  2. Step 2: Convert to fraction form
    3,290.24/4,928.88 = 2,516.96/x
  3. Step 3: Cross multiply
    3,290.24x = 4,928.88 × 2,516.96
  4. Step 4: Simplify right side
    3,290.24x = 12,405,793.80
  5. Step 5: Solve for x
    x = 12,405,793.80/3,290.24
  6. Step 6: Final answer
    x = 3,770.48

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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.