Home / 5,290.38-7,935.57-3,641.96

Finding the Fourth Proportional to 5,290.38, 7,935.57 and 3,641.96

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Solution

The fourth proportional to 5,290.38, 7,935.57 and 3,641.96 is: 5,462.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.38 : 7,935.57 = 3,641.96 : x
  2. Step 2: Convert to fraction form
    5,290.38/7,935.57 = 3,641.96/x
  3. Step 3: Cross multiply
    5,290.38x = 7,935.57 × 3,641.96
  4. Step 4: Simplify right side
    5,290.38x = 28,901,048.36
  5. Step 5: Solve for x
    x = 28,901,048.36/5,290.38
  6. Step 6: Final answer
    x = 5,462.94

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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.