Home / 4,793.72-7,191.40-2,717.79

Finding the Fourth Proportional to 4,793.72, 7,191.40 and 2,717.79

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Solution

The fourth proportional to 4,793.72, 7,191.40 and 2,717.79 is: 4,077.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.72 : 7,191.40 = 2,717.79 : x
  2. Step 2: Convert to fraction form
    4,793.72/7,191.40 = 2,717.79/x
  3. Step 3: Cross multiply
    4,793.72x = 7,191.40 × 2,717.79
  4. Step 4: Simplify right side
    4,793.72x = 19,544,715.01
  5. Step 5: Solve for x
    x = 19,544,715.01/4,793.72
  6. Step 6: Final answer
    x = 4,077.15

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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.