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Finding the Fourth Proportional to 2,674.85, 4,016.90 and 2,264.28

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Solution

The fourth proportional to 2,674.85, 4,016.90 and 2,264.28 is: 3,400.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.85 : 4,016.90 = 2,264.28 : x
  2. Step 2: Convert to fraction form
    2,674.85/4,016.90 = 2,264.28/x
  3. Step 3: Cross multiply
    2,674.85x = 4,016.90 × 2,264.28
  4. Step 4: Simplify right side
    2,674.85x = 9,095,375.01
  5. Step 5: Solve for x
    x = 9,095,375.01/2,674.85
  6. Step 6: Final answer
    x = 3,400.34

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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.