Home / 2,702.46-3,729.87-2,579.34

Finding the Fourth Proportional to 2,702.46, 3,729.87 and 2,579.34

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Solution

The fourth proportional to 2,702.46, 3,729.87 and 2,579.34 is: 3,559.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.46 : 3,729.87 = 2,579.34 : x
  2. Step 2: Convert to fraction form
    2,702.46/3,729.87 = 2,579.34/x
  3. Step 3: Cross multiply
    2,702.46x = 3,729.87 × 2,579.34
  4. Step 4: Simplify right side
    2,702.46x = 9,620,602.89
  5. Step 5: Solve for x
    x = 9,620,602.89/2,702.46
  6. Step 6: Final answer
    x = 3,559.94

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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.