Home / 3,946.30-5,447.10-2,352.94

Finding the Fourth Proportional to 3,946.30, 5,447.10 and 2,352.94

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Solution

The fourth proportional to 3,946.30, 5,447.10 and 2,352.94 is: 3,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.30 : 5,447.10 = 2,352.94 : x
  2. Step 2: Convert to fraction form
    3,946.30/5,447.10 = 2,352.94/x
  3. Step 3: Cross multiply
    3,946.30x = 5,447.10 × 2,352.94
  4. Step 4: Simplify right side
    3,946.30x = 12,816,699.47
  5. Step 5: Solve for x
    x = 12,816,699.47/3,946.30
  6. Step 6: Final answer
    x = 3,247.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.