Home / 5,515.70-8,273.55-2,436.98

Finding the Fourth Proportional to 5,515.70, 8,273.55 and 2,436.98

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Solution

The fourth proportional to 5,515.70, 8,273.55 and 2,436.98 is: 3,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.70 : 8,273.55 = 2,436.98 : x
  2. Step 2: Convert to fraction form
    5,515.70/8,273.55 = 2,436.98/x
  3. Step 3: Cross multiply
    5,515.70x = 8,273.55 × 2,436.98
  4. Step 4: Simplify right side
    5,515.70x = 20,162,475.88
  5. Step 5: Solve for x
    x = 20,162,475.88/5,515.70
  6. Step 6: Final answer
    x = 3,655.47

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Similar ratio
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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.