Home / 2,833.23-4,247.55-2,138.52

Finding the Fourth Proportional to 2,833.23, 4,247.55 and 2,138.52

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Solution

The fourth proportional to 2,833.23, 4,247.55 and 2,138.52 is: 3,206.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.23 : 4,247.55 = 2,138.52 : x
  2. Step 2: Convert to fraction form
    2,833.23/4,247.55 = 2,138.52/x
  3. Step 3: Cross multiply
    2,833.23x = 4,247.55 × 2,138.52
  4. Step 4: Simplify right side
    2,833.23x = 9,083,470.63
  5. Step 5: Solve for x
    x = 9,083,470.63/2,833.23
  6. Step 6: Final answer
    x = 3,206.05

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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.