Home / 4,920.96-6,793.20-3,032.88

Finding the Fourth Proportional to 4,920.96, 6,793.20 and 3,032.88

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Solution

The fourth proportional to 4,920.96, 6,793.20 and 3,032.88 is: 4,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920.96 : 6,793.20 = 3,032.88 : x
  2. Step 2: Convert to fraction form
    4,920.96/6,793.20 = 3,032.88/x
  3. Step 3: Cross multiply
    4,920.96x = 6,793.20 × 3,032.88
  4. Step 4: Simplify right side
    4,920.96x = 20,602,960.42
  5. Step 5: Solve for x
    x = 20,602,960.42/4,920.96
  6. Step 6: Final answer
    x = 4,186.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.