Home / 7,559.10-11,345.72-3,863.97

Finding the Fourth Proportional to 7,559.10, 11,345.72 and 3,863.97

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Solution

The fourth proportional to 7,559.10, 11,345.72 and 3,863.97 is: 5,799.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.10 : 11,345.72 = 3,863.97 : x
  2. Step 2: Convert to fraction form
    7,559.10/11,345.72 = 3,863.97/x
  3. Step 3: Cross multiply
    7,559.10x = 11,345.72 × 3,863.97
  4. Step 4: Simplify right side
    7,559.10x = 43,839,502.39
  5. Step 5: Solve for x
    x = 43,839,502.39/7,559.10
  6. Step 6: Final answer
    x = 5,799.57

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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.