Home / 3,941.54-5,439.29-2,263.22

Finding the Fourth Proportional to 3,941.54, 5,439.29 and 2,263.22

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Solution

The fourth proportional to 3,941.54, 5,439.29 and 2,263.22 is: 3,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.54 : 5,439.29 = 2,263.22 : x
  2. Step 2: Convert to fraction form
    3,941.54/5,439.29 = 2,263.22/x
  3. Step 3: Cross multiply
    3,941.54x = 5,439.29 × 2,263.22
  4. Step 4: Simplify right side
    3,941.54x = 12,310,309.91
  5. Step 5: Solve for x
    x = 12,310,309.91/3,941.54
  6. Step 6: Final answer
    x = 3,123.22

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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.