Home / 3,654.44-5,045.56-2,259.62

Finding the Fourth Proportional to 3,654.44, 5,045.56 and 2,259.62

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Solution

The fourth proportional to 3,654.44, 5,045.56 and 2,259.62 is: 3,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.44 : 5,045.56 = 2,259.62 : x
  2. Step 2: Convert to fraction form
    3,654.44/5,045.56 = 2,259.62/x
  3. Step 3: Cross multiply
    3,654.44x = 5,045.56 × 2,259.62
  4. Step 4: Simplify right side
    3,654.44x = 11,401,036.99
  5. Step 5: Solve for x
    x = 11,401,036.99/3,654.44
  6. Step 6: Final answer
    x = 3,119.78

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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.