Home / 4,899.56-7,349.73-2,938.57

Finding the Fourth Proportional to 4,899.56, 7,349.73 and 2,938.57

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Solution

The fourth proportional to 4,899.56, 7,349.73 and 2,938.57 is: 4,408.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.56 : 7,349.73 = 2,938.57 : x
  2. Step 2: Convert to fraction form
    4,899.56/7,349.73 = 2,938.57/x
  3. Step 3: Cross multiply
    4,899.56x = 7,349.73 × 2,938.57
  4. Step 4: Simplify right side
    4,899.56x = 21,597,683.22
  5. Step 5: Solve for x
    x = 21,597,683.22/4,899.56
  6. Step 6: Final answer
    x = 4,408.09

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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.