Home / 3,434.86-5,144.97-1,677.16

Finding the Fourth Proportional to 3,434.86, 5,144.97 and 1,677.16

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Solution

The fourth proportional to 3,434.86, 5,144.97 and 1,677.16 is: 2,512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.86 : 5,144.97 = 1,677.16 : x
  2. Step 2: Convert to fraction form
    3,434.86/5,144.97 = 1,677.16/x
  3. Step 3: Cross multiply
    3,434.86x = 5,144.97 × 1,677.16
  4. Step 4: Simplify right side
    3,434.86x = 8,628,937.89
  5. Step 5: Solve for x
    x = 8,628,937.89/3,434.86
  6. Step 6: Final answer
    x = 2,512.17

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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.