Home / 3,941.94-5,439.65-2,263.08

Finding the Fourth Proportional to 3,941.94, 5,439.65 and 2,263.08

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Solution

The fourth proportional to 3,941.94, 5,439.65 and 2,263.08 is: 3,122.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.94 : 5,439.65 = 2,263.08 : x
  2. Step 2: Convert to fraction form
    3,941.94/5,439.65 = 2,263.08/x
  3. Step 3: Cross multiply
    3,941.94x = 5,439.65 × 2,263.08
  4. Step 4: Simplify right side
    3,941.94x = 12,310,351.81
  5. Step 5: Solve for x
    x = 12,310,351.81/3,941.94
  6. Step 6: Final answer
    x = 3,122.92

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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.