Home / 2,230.10-3,343.49-1,352.79

Finding the Fourth Proportional to 2,230.10, 3,343.49 and 1,352.79

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Solution

The fourth proportional to 2,230.10, 3,343.49 and 1,352.79 is: 2,028.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.10 : 3,343.49 = 1,352.79 : x
  2. Step 2: Convert to fraction form
    2,230.10/3,343.49 = 1,352.79/x
  3. Step 3: Cross multiply
    2,230.10x = 3,343.49 × 1,352.79
  4. Step 4: Simplify right side
    2,230.10x = 4,523,039.84
  5. Step 5: Solve for x
    x = 4,523,039.84/2,230.10
  6. Step 6: Final answer
    x = 2,028.18

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1.5x scale

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.