Home / 7,541.24-11,310.08-3,378.96

Finding the Fourth Proportional to 7,541.24, 11,310.08 and 3,378.96

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Solution

The fourth proportional to 7,541.24, 11,310.08 and 3,378.96 is: 5,067.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.24 : 11,310.08 = 3,378.96 : x
  2. Step 2: Convert to fraction form
    7,541.24/11,310.08 = 3,378.96/x
  3. Step 3: Cross multiply
    7,541.24x = 11,310.08 × 3,378.96
  4. Step 4: Simplify right side
    7,541.24x = 38,216,291.02
  5. Step 5: Solve for x
    x = 38,216,291.02/7,541.24
  6. Step 6: Final answer
    x = 5,067.64

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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.