Home / 2,297.70-3,449.46-2,287.20

Finding the Fourth Proportional to 2,297.70, 3,449.46 and 2,287.20

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Solution

The fourth proportional to 2,297.70, 3,449.46 and 2,287.20 is: 3,433.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.70 : 3,449.46 = 2,287.20 : x
  2. Step 2: Convert to fraction form
    2,297.70/3,449.46 = 2,287.20/x
  3. Step 3: Cross multiply
    2,297.70x = 3,449.46 × 2,287.20
  4. Step 4: Simplify right side
    2,297.70x = 7,889,604.91
  5. Step 5: Solve for x
    x = 7,889,604.91/2,297.70
  6. Step 6: Final answer
    x = 3,433.70

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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.