Home / 9,319.96-13,977.15-2,744.56

Finding the Fourth Proportional to 9,319.96, 13,977.15 and 2,744.56

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Solution

The fourth proportional to 9,319.96, 13,977.15 and 2,744.56 is: 4,116.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319.96 : 13,977.15 = 2,744.56 : x
  2. Step 2: Convert to fraction form
    9,319.96/13,977.15 = 2,744.56/x
  3. Step 3: Cross multiply
    9,319.96x = 13,977.15 × 2,744.56
  4. Step 4: Simplify right side
    9,319.96x = 38,361,126.80
  5. Step 5: Solve for x
    x = 38,361,126.80/9,319.96
  6. Step 6: Final answer
    x = 4,116.02

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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.