Home / 2,230.01-3,343.38-1,291.65

Finding the Fourth Proportional to 2,230.01, 3,343.38 and 1,291.65

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Solution

The fourth proportional to 2,230.01, 3,343.38 and 1,291.65 is: 1,936.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.01 : 3,343.38 = 1,291.65 : x
  2. Step 2: Convert to fraction form
    2,230.01/3,343.38 = 1,291.65/x
  3. Step 3: Cross multiply
    2,230.01x = 3,343.38 × 1,291.65
  4. Step 4: Simplify right side
    2,230.01x = 4,318,476.78
  5. Step 5: Solve for x
    x = 4,318,476.78/2,230.01
  6. Step 6: Final answer
    x = 1,936.53

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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.