Home / 9,793.46-14,688.31-2,771.78

Finding the Fourth Proportional to 9,793.46, 14,688.31 and 2,771.78

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Solution

The fourth proportional to 9,793.46, 14,688.31 and 2,771.78 is: 4,157.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793.46 : 14,688.31 = 2,771.78 : x
  2. Step 2: Convert to fraction form
    9,793.46/14,688.31 = 2,771.78/x
  3. Step 3: Cross multiply
    9,793.46x = 14,688.31 × 2,771.78
  4. Step 4: Simplify right side
    9,793.46x = 40,712,680.92
  5. Step 5: Solve for x
    x = 40,712,680.92/9,793.46
  6. Step 6: Final answer
    x = 4,157.13

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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.