Home / 2,265.13-3,125.73-1,270.41

Finding the Fourth Proportional to 2,265.13, 3,125.73 and 1,270.41

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Solution

The fourth proportional to 2,265.13, 3,125.73 and 1,270.41 is: 1,753.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.13 : 3,125.73 = 1,270.41 : x
  2. Step 2: Convert to fraction form
    2,265.13/3,125.73 = 1,270.41/x
  3. Step 3: Cross multiply
    2,265.13x = 3,125.73 × 1,270.41
  4. Step 4: Simplify right side
    2,265.13x = 3,970,958.65
  5. Step 5: Solve for x
    x = 3,970,958.65/2,265.13
  6. Step 6: Final answer
    x = 1,753.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.