Home / 3,882.47-5,358.15-2,203.94

Finding the Fourth Proportional to 3,882.47, 5,358.15 and 2,203.94

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Solution

The fourth proportional to 3,882.47, 5,358.15 and 2,203.94 is: 3,041.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.47 : 5,358.15 = 2,203.94 : x
  2. Step 2: Convert to fraction form
    3,882.47/5,358.15 = 2,203.94/x
  3. Step 3: Cross multiply
    3,882.47x = 5,358.15 × 2,203.94
  4. Step 4: Simplify right side
    3,882.47x = 11,809,054.51
  5. Step 5: Solve for x
    x = 11,809,054.51/3,882.47
  6. Step 6: Final answer
    x = 3,041.64

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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.