Home / 7,617.80-11,422.46-2,351.32

Finding the Fourth Proportional to 7,617.80, 11,422.46 and 2,351.32

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Solution

The fourth proportional to 7,617.80, 11,422.46 and 2,351.32 is: 3,525.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.80 : 11,422.46 = 2,351.32 : x
  2. Step 2: Convert to fraction form
    7,617.80/11,422.46 = 2,351.32/x
  3. Step 3: Cross multiply
    7,617.80x = 11,422.46 × 2,351.32
  4. Step 4: Simplify right side
    7,617.80x = 26,857,789.78
  5. Step 5: Solve for x
    x = 26,857,789.78/7,617.80
  6. Step 6: Final answer
    x = 3,525.66

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1.5x scale

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.