Home / 7,469.64-11,206.08-2,275.38

Finding the Fourth Proportional to 7,469.64, 11,206.08 and 2,275.38

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Solution

The fourth proportional to 7,469.64, 11,206.08 and 2,275.38 is: 3,413.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.64 : 11,206.08 = 2,275.38 : x
  2. Step 2: Convert to fraction form
    7,469.64/11,206.08 = 2,275.38/x
  3. Step 3: Cross multiply
    7,469.64x = 11,206.08 × 2,275.38
  4. Step 4: Simplify right side
    7,469.64x = 25,498,090.31
  5. Step 5: Solve for x
    x = 25,498,090.31/7,469.64
  6. Step 6: Final answer
    x = 3,413.56

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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.