Home / 3,838.16-5,296.63-2,182.16

Finding the Fourth Proportional to 3,838.16, 5,296.63 and 2,182.16

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Solution

The fourth proportional to 3,838.16, 5,296.63 and 2,182.16 is: 3,011.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.16 : 5,296.63 = 2,182.16 : x
  2. Step 2: Convert to fraction form
    3,838.16/5,296.63 = 2,182.16/x
  3. Step 3: Cross multiply
    3,838.16x = 5,296.63 × 2,182.16
  4. Step 4: Simplify right side
    3,838.16x = 11,558,056.73
  5. Step 5: Solve for x
    x = 11,558,056.73/3,838.16
  6. Step 6: Final answer
    x = 3,011.36

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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.