Home / 3,881.04-5,354.91-2,202.07

Finding the Fourth Proportional to 3,881.04, 5,354.91 and 2,202.07

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Solution

The fourth proportional to 3,881.04, 5,354.91 and 2,202.07 is: 3,038.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881.04 : 5,354.91 = 2,202.07 : x
  2. Step 2: Convert to fraction form
    3,881.04/5,354.91 = 2,202.07/x
  3. Step 3: Cross multiply
    3,881.04x = 5,354.91 × 2,202.07
  4. Step 4: Simplify right side
    3,881.04x = 11,791,886.66
  5. Step 5: Solve for x
    x = 11,791,886.66/3,881.04
  6. Step 6: Final answer
    x = 3,038.33

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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.