Home / 6,148.71-9,219.78-2,449.02

Finding the Fourth Proportional to 6,148.71, 9,219.78 and 2,449.02

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Solution

The fourth proportional to 6,148.71, 9,219.78 and 2,449.02 is: 3,672.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148.71 : 9,219.78 = 2,449.02 : x
  2. Step 2: Convert to fraction form
    6,148.71/9,219.78 = 2,449.02/x
  3. Step 3: Cross multiply
    6,148.71x = 9,219.78 × 2,449.02
  4. Step 4: Simplify right side
    6,148.71x = 22,579,425.62
  5. Step 5: Solve for x
    x = 22,579,425.62/6,148.71
  6. Step 6: Final answer
    x = 3,672.22

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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.