Home / 3,377.97-5,065.34-1,297.89

Finding the Fourth Proportional to 3,377.97, 5,065.34 and 1,297.89

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Solution

The fourth proportional to 3,377.97, 5,065.34 and 1,297.89 is: 1,946.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.97 : 5,065.34 = 1,297.89 : x
  2. Step 2: Convert to fraction form
    3,377.97/5,065.34 = 1,297.89/x
  3. Step 3: Cross multiply
    3,377.97x = 5,065.34 × 1,297.89
  4. Step 4: Simplify right side
    3,377.97x = 6,574,247.64
  5. Step 5: Solve for x
    x = 6,574,247.64/3,377.97
  6. Step 6: Final answer
    x = 1,946.21

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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.