Home / 4,899.96-7,349.94-2,126.52

Finding the Fourth Proportional to 4,899.96, 7,349.94 and 2,126.52

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Solution

The fourth proportional to 4,899.96, 7,349.94 and 2,126.52 is: 3,189.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.96 : 7,349.94 = 2,126.52 : x
  2. Step 2: Convert to fraction form
    4,899.96/7,349.94 = 2,126.52/x
  3. Step 3: Cross multiply
    4,899.96x = 7,349.94 × 2,126.52
  4. Step 4: Simplify right side
    4,899.96x = 15,629,794.41
  5. Step 5: Solve for x
    x = 15,629,794.41/4,899.96
  6. Step 6: Final answer
    x = 3,189.78

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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.