Home / 4,112.86-5,675.67-2,713.18

Finding the Fourth Proportional to 4,112.86, 5,675.67 and 2,713.18

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Solution

The fourth proportional to 4,112.86, 5,675.67 and 2,713.18 is: 3,744.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.86 : 5,675.67 = 2,713.18 : x
  2. Step 2: Convert to fraction form
    4,112.86/5,675.67 = 2,713.18/x
  3. Step 3: Cross multiply
    4,112.86x = 5,675.67 × 2,713.18
  4. Step 4: Simplify right side
    4,112.86x = 15,399,114.33
  5. Step 5: Solve for x
    x = 15,399,114.33/4,112.86
  6. Step 6: Final answer
    x = 3,744.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.