Home / 3,463.98-5,195.07-1,515.78

Finding the Fourth Proportional to 3,463.98, 5,195.07 and 1,515.78

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Solution

The fourth proportional to 3,463.98, 5,195.07 and 1,515.78 is: 2,273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.98 : 5,195.07 = 1,515.78 : x
  2. Step 2: Convert to fraction form
    3,463.98/5,195.07 = 1,515.78/x
  3. Step 3: Cross multiply
    3,463.98x = 5,195.07 × 1,515.78
  4. Step 4: Simplify right side
    3,463.98x = 7,874,583.20
  5. Step 5: Solve for x
    x = 7,874,583.20/3,463.98
  6. Step 6: Final answer
    x = 2,273.28

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1.5x scale

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.