Home / 4,938.53-7,408.96-1,475.69

Finding the Fourth Proportional to 4,938.53, 7,408.96 and 1,475.69

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Solution

The fourth proportional to 4,938.53, 7,408.96 and 1,475.69 is: 2,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.53 : 7,408.96 = 1,475.69 : x
  2. Step 2: Convert to fraction form
    4,938.53/7,408.96 = 1,475.69/x
  3. Step 3: Cross multiply
    4,938.53x = 7,408.96 × 1,475.69
  4. Step 4: Simplify right side
    4,938.53x = 10,933,328.18
  5. Step 5: Solve for x
    x = 10,933,328.18/4,938.53
  6. Step 6: Final answer
    x = 2,213.88

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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.