Home / 2,229.03-3,076.19-1,234.35

Finding the Fourth Proportional to 2,229.03, 3,076.19 and 1,234.35

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Solution

The fourth proportional to 2,229.03, 3,076.19 and 1,234.35 is: 1,703.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.03 : 3,076.19 = 1,234.35 : x
  2. Step 2: Convert to fraction form
    2,229.03/3,076.19 = 1,234.35/x
  3. Step 3: Cross multiply
    2,229.03x = 3,076.19 × 1,234.35
  4. Step 4: Simplify right side
    2,229.03x = 3,797,095.13
  5. Step 5: Solve for x
    x = 3,797,095.13/2,229.03
  6. Step 6: Final answer
    x = 1,703.47

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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.