Home / 2,351.42-3,244.57-1,356.66

Finding the Fourth Proportional to 2,351.42, 3,244.57 and 1,356.66

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Solution

The fourth proportional to 2,351.42, 3,244.57 and 1,356.66 is: 1,871.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.42 : 3,244.57 = 1,356.66 : x
  2. Step 2: Convert to fraction form
    2,351.42/3,244.57 = 1,356.66/x
  3. Step 3: Cross multiply
    2,351.42x = 3,244.57 × 1,356.66
  4. Step 4: Simplify right side
    2,351.42x = 4,401,778.34
  5. Step 5: Solve for x
    x = 4,401,778.34/2,351.42
  6. Step 6: Final answer
    x = 1,871.97

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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.