Home / 7,399.25-10,211.67-4,042.57

Finding the Fourth Proportional to 7,399.25, 10,211.67 and 4,042.57

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Solution

The fourth proportional to 7,399.25, 10,211.67 and 4,042.57 is: 5,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.25 : 10,211.67 = 4,042.57 : x
  2. Step 2: Convert to fraction form
    7,399.25/10,211.67 = 4,042.57/x
  3. Step 3: Cross multiply
    7,399.25x = 10,211.67 × 4,042.57
  4. Step 4: Simplify right side
    7,399.25x = 41,281,390.79
  5. Step 5: Solve for x
    x = 41,281,390.79/7,399.25
  6. Step 6: Final answer
    x = 5,579.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.