Home / 9,318.20-13,977.27-2,744.37

Finding the Fourth Proportional to 9,318.20, 13,977.27 and 2,744.37

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Solution

The fourth proportional to 9,318.20, 13,977.27 and 2,744.37 is: 4,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318.20 : 13,977.27 = 2,744.37 : x
  2. Step 2: Convert to fraction form
    9,318.20/13,977.27 = 2,744.37/x
  3. Step 3: Cross multiply
    9,318.20x = 13,977.27 × 2,744.37
  4. Step 4: Simplify right side
    9,318.20x = 38,358,800.47
  5. Step 5: Solve for x
    x = 38,358,800.47/9,318.20
  6. Step 6: Final answer
    x = 4,116.55

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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.