Home / 7,168.15-10,750.43-2,550.07

Finding the Fourth Proportional to 7,168.15, 10,750.43 and 2,550.07

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Solution

The fourth proportional to 7,168.15, 10,750.43 and 2,550.07 is: 3,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.15 : 10,750.43 = 2,550.07 : x
  2. Step 2: Convert to fraction form
    7,168.15/10,750.43 = 2,550.07/x
  3. Step 3: Cross multiply
    7,168.15x = 10,750.43 × 2,550.07
  4. Step 4: Simplify right side
    7,168.15x = 27,414,336.28
  5. Step 5: Solve for x
    x = 27,414,336.28/7,168.15
  6. Step 6: Final answer
    x = 3,824.46

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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.