Home / 9,219.28-13,834.56-3,376.48

Finding the Fourth Proportional to 9,219.28, 13,834.56 and 3,376.48

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Solution

The fourth proportional to 9,219.28, 13,834.56 and 3,376.48 is: 5,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.28 : 13,834.56 = 3,376.48 : x
  2. Step 2: Convert to fraction form
    9,219.28/13,834.56 = 3,376.48/x
  3. Step 3: Cross multiply
    9,219.28x = 13,834.56 × 3,376.48
  4. Step 4: Simplify right side
    9,219.28x = 46,712,115.15
  5. Step 5: Solve for x
    x = 46,712,115.15/9,219.28
  6. Step 6: Final answer
    x = 5,066.79

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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.