Home / 5,202.32-7,806.12-2,605.08

Finding the Fourth Proportional to 5,202.32, 7,806.12 and 2,605.08

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Solution

The fourth proportional to 5,202.32, 7,806.12 and 2,605.08 is: 3,908.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.32 : 7,806.12 = 2,605.08 : x
  2. Step 2: Convert to fraction form
    5,202.32/7,806.12 = 2,605.08/x
  3. Step 3: Cross multiply
    5,202.32x = 7,806.12 × 2,605.08
  4. Step 4: Simplify right side
    5,202.32x = 20,335,567.09
  5. Step 5: Solve for x
    x = 20,335,567.09/5,202.32
  6. Step 6: Final answer
    x = 3,908.94

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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.