Home / 2,309.30-3,203.18-2,226.29

Finding the Fourth Proportional to 2,309.30, 3,203.18 and 2,226.29

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Solution

The fourth proportional to 2,309.30, 3,203.18 and 2,226.29 is: 3,088.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.30 : 3,203.18 = 2,226.29 : x
  2. Step 2: Convert to fraction form
    2,309.30/3,203.18 = 2,226.29/x
  3. Step 3: Cross multiply
    2,309.30x = 3,203.18 × 2,226.29
  4. Step 4: Simplify right side
    2,309.30x = 7,131,207.60
  5. Step 5: Solve for x
    x = 7,131,207.60/2,309.30
  6. Step 6: Final answer
    x = 3,088.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.