Home / 2,270.54-3,407.16-2,126.56

Finding the Fourth Proportional to 2,270.54, 3,407.16 and 2,126.56

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Solution

The fourth proportional to 2,270.54, 3,407.16 and 2,126.56 is: 3,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.54 : 3,407.16 = 2,126.56 : x
  2. Step 2: Convert to fraction form
    2,270.54/3,407.16 = 2,126.56/x
  3. Step 3: Cross multiply
    2,270.54x = 3,407.16 × 2,126.56
  4. Step 4: Simplify right side
    2,270.54x = 7,245,530.17
  5. Step 5: Solve for x
    x = 7,245,530.17/2,270.54
  6. Step 6: Final answer
    x = 3,191.10

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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.