Home / 3,838.26-5,296.80-2,266.45

Finding the Fourth Proportional to 3,838.26, 5,296.80 and 2,266.45

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Solution

The fourth proportional to 3,838.26, 5,296.80 and 2,266.45 is: 3,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.26 : 5,296.80 = 2,266.45 : x
  2. Step 2: Convert to fraction form
    3,838.26/5,296.80 = 2,266.45/x
  3. Step 3: Cross multiply
    3,838.26x = 5,296.80 × 2,266.45
  4. Step 4: Simplify right side
    3,838.26x = 12,004,932.36
  5. Step 5: Solve for x
    x = 12,004,932.36/3,838.26
  6. Step 6: Final answer
    x = 3,127.70

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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.