Home / 5,098.14-7,638.35-2,759.76

Finding the Fourth Proportional to 5,098.14, 7,638.35 and 2,759.76

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Solution

The fourth proportional to 5,098.14, 7,638.35 and 2,759.76 is: 4,134.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.14 : 7,638.35 = 2,759.76 : x
  2. Step 2: Convert to fraction form
    5,098.14/7,638.35 = 2,759.76/x
  3. Step 3: Cross multiply
    5,098.14x = 7,638.35 × 2,759.76
  4. Step 4: Simplify right side
    5,098.14x = 21,080,012.80
  5. Step 5: Solve for x
    x = 21,080,012.80/5,098.14
  6. Step 6: Final answer
    x = 4,134.84

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1.5x scale

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.