Home / 3,351.40-5,024.02-2,115.14

Finding the Fourth Proportional to 3,351.40, 5,024.02 and 2,115.14

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Solution

The fourth proportional to 3,351.40, 5,024.02 and 2,115.14 is: 3,170.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.40 : 5,024.02 = 2,115.14 : x
  2. Step 2: Convert to fraction form
    3,351.40/5,024.02 = 2,115.14/x
  3. Step 3: Cross multiply
    3,351.40x = 5,024.02 × 2,115.14
  4. Step 4: Simplify right side
    3,351.40x = 10,626,505.66
  5. Step 5: Solve for x
    x = 10,626,505.66/3,351.40
  6. Step 6: Final answer
    x = 3,170.77

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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.