Home / 3,110.46-4,294.14-2,270.30

Finding the Fourth Proportional to 3,110.46, 4,294.14 and 2,270.30

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Solution

The fourth proportional to 3,110.46, 4,294.14 and 2,270.30 is: 3,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.46 : 4,294.14 = 2,270.30 : x
  2. Step 2: Convert to fraction form
    3,110.46/4,294.14 = 2,270.30/x
  3. Step 3: Cross multiply
    3,110.46x = 4,294.14 × 2,270.30
  4. Step 4: Simplify right side
    3,110.46x = 9,748,986.04
  5. Step 5: Solve for x
    x = 9,748,986.04/3,110.46
  6. Step 6: Final answer
    x = 3,134.26

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1.5x scale

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.