Home / 8,883.18-13,326.66-2,643.48

Finding the Fourth Proportional to 8,883.18, 13,326.66 and 2,643.48

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Solution

The fourth proportional to 8,883.18, 13,326.66 and 2,643.48 is: 3,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.18 : 13,326.66 = 2,643.48 : x
  2. Step 2: Convert to fraction form
    8,883.18/13,326.66 = 2,643.48/x
  3. Step 3: Cross multiply
    8,883.18x = 13,326.66 × 2,643.48
  4. Step 4: Simplify right side
    8,883.18x = 35,228,759.18
  5. Step 5: Solve for x
    x = 35,228,759.18/8,883.18
  6. Step 6: Final answer
    x = 3,965.78

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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.