Home / 10,550.33-15,825.65-2,759.14

Finding the Fourth Proportional to 10,550.33, 15,825.65 and 2,759.14

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Solution

The fourth proportional to 10,550.33, 15,825.65 and 2,759.14 is: 4,138.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,550.33 : 15,825.65 = 2,759.14 : x
  2. Step 2: Convert to fraction form
    10,550.33/15,825.65 = 2,759.14/x
  3. Step 3: Cross multiply
    10,550.33x = 15,825.65 × 2,759.14
  4. Step 4: Simplify right side
    10,550.33x = 43,665,170.15
  5. Step 5: Solve for x
    x = 43,665,170.15/10,550.33
  6. Step 6: Final answer
    x = 4,138.75

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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.