Home / 7,742.52-11,618.01-3,359.97

Finding the Fourth Proportional to 7,742.52, 11,618.01 and 3,359.97

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Solution

The fourth proportional to 7,742.52, 11,618.01 and 3,359.97 is: 5,041.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742.52 : 11,618.01 = 3,359.97 : x
  2. Step 2: Convert to fraction form
    7,742.52/11,618.01 = 3,359.97/x
  3. Step 3: Cross multiply
    7,742.52x = 11,618.01 × 3,359.97
  4. Step 4: Simplify right side
    7,742.52x = 39,036,165.06
  5. Step 5: Solve for x
    x = 39,036,165.06/7,742.52
  6. Step 6: Final answer
    x = 5,041.79

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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.