Home / 2,281.80-3,425.40-2,265.60

Finding the Fourth Proportional to 2,281.80, 3,425.40 and 2,265.60

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Solution

The fourth proportional to 2,281.80, 3,425.40 and 2,265.60 is: 3,401.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.80 : 3,425.40 = 2,265.60 : x
  2. Step 2: Convert to fraction form
    2,281.80/3,425.40 = 2,265.60/x
  3. Step 3: Cross multiply
    2,281.80x = 3,425.40 × 2,265.60
  4. Step 4: Simplify right side
    2,281.80x = 7,760,586.24
  5. Step 5: Solve for x
    x = 7,760,586.24/2,281.80
  6. Step 6: Final answer
    x = 3,401.08

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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.