Home / 9,318.42-13,977.66-2,744.69

Finding the Fourth Proportional to 9,318.42, 13,977.66 and 2,744.69

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Solution

The fourth proportional to 9,318.42, 13,977.66 and 2,744.69 is: 4,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318.42 : 13,977.66 = 2,744.69 : x
  2. Step 2: Convert to fraction form
    9,318.42/13,977.66 = 2,744.69/x
  3. Step 3: Cross multiply
    9,318.42x = 13,977.66 × 2,744.69
  4. Step 4: Simplify right side
    9,318.42x = 38,364,273.74
  5. Step 5: Solve for x
    x = 38,364,273.74/9,318.42
  6. Step 6: Final answer
    x = 4,117.04

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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.