Home / 3,277.40-4,908.90-2,541.20

Finding the Fourth Proportional to 3,277.40, 4,908.90 and 2,541.20

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Solution

The fourth proportional to 3,277.40, 4,908.90 and 2,541.20 is: 3,806.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.40 : 4,908.90 = 2,541.20 : x
  2. Step 2: Convert to fraction form
    3,277.40/4,908.90 = 2,541.20/x
  3. Step 3: Cross multiply
    3,277.40x = 4,908.90 × 2,541.20
  4. Step 4: Simplify right side
    3,277.40x = 12,474,496.68
  5. Step 5: Solve for x
    x = 12,474,496.68/3,277.40
  6. Step 6: Final answer
    x = 3,806.22

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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.