Home / 3,771.04-5,202.30-2,278.36

Finding the Fourth Proportional to 3,771.04, 5,202.30 and 2,278.36

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Solution

The fourth proportional to 3,771.04, 5,202.30 and 2,278.36 is: 3,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.04 : 5,202.30 = 2,278.36 : x
  2. Step 2: Convert to fraction form
    3,771.04/5,202.30 = 2,278.36/x
  3. Step 3: Cross multiply
    3,771.04x = 5,202.30 × 2,278.36
  4. Step 4: Simplify right side
    3,771.04x = 11,852,712.23
  5. Step 5: Solve for x
    x = 11,852,712.23/3,771.04
  6. Step 6: Final answer
    x = 3,143.09

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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.