Home / 3,247.36-4,863.72-2,277.80

Finding the Fourth Proportional to 3,247.36, 4,863.72 and 2,277.80

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Solution

The fourth proportional to 3,247.36, 4,863.72 and 2,277.80 is: 3,411.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.36 : 4,863.72 = 2,277.80 : x
  2. Step 2: Convert to fraction form
    3,247.36/4,863.72 = 2,277.80/x
  3. Step 3: Cross multiply
    3,247.36x = 4,863.72 × 2,277.80
  4. Step 4: Simplify right side
    3,247.36x = 11,078,581.42
  5. Step 5: Solve for x
    x = 11,078,581.42/3,247.36
  6. Step 6: Final answer
    x = 3,411.57

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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.