Home / 4,938.41-7,389.08-2,956.75

Finding the Fourth Proportional to 4,938.41, 7,389.08 and 2,956.75

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Solution

The fourth proportional to 4,938.41, 7,389.08 and 2,956.75 is: 4,424.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.41 : 7,389.08 = 2,956.75 : x
  2. Step 2: Convert to fraction form
    4,938.41/7,389.08 = 2,956.75/x
  3. Step 3: Cross multiply
    4,938.41x = 7,389.08 × 2,956.75
  4. Step 4: Simplify right side
    4,938.41x = 21,847,610.56
  5. Step 5: Solve for x
    x = 21,847,610.56/4,938.41
  6. Step 6: Final answer
    x = 4,424.02

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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.