Home / 2,270.24-3,405.33-710.25

Finding the Fourth Proportional to 2,270.24, 3,405.33 and 710.25

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Solution

The fourth proportional to 2,270.24, 3,405.33 and 710.25 is: 1,065.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.24 : 3,405.33 = 710.25 : x
  2. Step 2: Convert to fraction form
    2,270.24/3,405.33 = 710.25/x
  3. Step 3: Cross multiply
    2,270.24x = 3,405.33 × 710.25
  4. Step 4: Simplify right side
    2,270.24x = 2,418,644.02
  5. Step 5: Solve for x
    x = 2,418,644.02/2,270.24
  6. Step 6: Final answer
    x = 1,065.37

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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.