Home / 2,283.76-3,425.46-2,222.20

Finding the Fourth Proportional to 2,283.76, 3,425.46 and 2,222.20

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Solution

The fourth proportional to 2,283.76, 3,425.46 and 2,222.20 is: 3,333.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.76 : 3,425.46 = 2,222.20 : x
  2. Step 2: Convert to fraction form
    2,283.76/3,425.46 = 2,222.20/x
  3. Step 3: Cross multiply
    2,283.76x = 3,425.46 × 2,222.20
  4. Step 4: Simplify right side
    2,283.76x = 7,612,057.21
  5. Step 5: Solve for x
    x = 7,612,057.21/2,283.76
  6. Step 6: Final answer
    x = 3,333.12

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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.