Home / 2,229.08-3,076.00-1,234.30

Finding the Fourth Proportional to 2,229.08, 3,076.00 and 1,234.30

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Solution

The fourth proportional to 2,229.08, 3,076.00 and 1,234.30 is: 1,703.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.08 : 3,076.00 = 1,234.30 : x
  2. Step 2: Convert to fraction form
    2,229.08/3,076.00 = 1,234.30/x
  3. Step 3: Cross multiply
    2,229.08x = 3,076.00 × 1,234.30
  4. Step 4: Simplify right side
    2,229.08x = 3,796,696.02
  5. Step 5: Solve for x
    x = 3,796,696.02/2,229.08
  6. Step 6: Final answer
    x = 1,703.26

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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.