Home / 3,713.86-5,125.13-2,222.13

Finding the Fourth Proportional to 3,713.86, 5,125.13 and 2,222.13

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Solution

The fourth proportional to 3,713.86, 5,125.13 and 2,222.13 is: 3,066.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.86 : 5,125.13 = 2,222.13 : x
  2. Step 2: Convert to fraction form
    3,713.86/5,125.13 = 2,222.13/x
  3. Step 3: Cross multiply
    3,713.86x = 5,125.13 × 2,222.13
  4. Step 4: Simplify right side
    3,713.86x = 11,388,705.13
  5. Step 5: Solve for x
    x = 11,388,705.13/3,713.86
  6. Step 6: Final answer
    x = 3,066.54

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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.