Home / 2,370.70-3,273.11-2,121.59

Finding the Fourth Proportional to 2,370.70, 3,273.11 and 2,121.59

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Solution

The fourth proportional to 2,370.70, 3,273.11 and 2,121.59 is: 2,929.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.70 : 3,273.11 = 2,121.59 : x
  2. Step 2: Convert to fraction form
    2,370.70/3,273.11 = 2,121.59/x
  3. Step 3: Cross multiply
    2,370.70x = 3,273.11 × 2,121.59
  4. Step 4: Simplify right side
    2,370.70x = 6,944,202.98
  5. Step 5: Solve for x
    x = 6,944,202.98/2,370.70
  6. Step 6: Final answer
    x = 2,929.18

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1.5x scale

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.