Home / 2,556.72-3,837.75-2,266.08

Finding the Fourth Proportional to 2,556.72, 3,837.75 and 2,266.08

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Solution

The fourth proportional to 2,556.72, 3,837.75 and 2,266.08 is: 3,401.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.72 : 3,837.75 = 2,266.08 : x
  2. Step 2: Convert to fraction form
    2,556.72/3,837.75 = 2,266.08/x
  3. Step 3: Cross multiply
    2,556.72x = 3,837.75 × 2,266.08
  4. Step 4: Simplify right side
    2,556.72x = 8,696,648.52
  5. Step 5: Solve for x
    x = 8,696,648.52/2,556.72
  6. Step 6: Final answer
    x = 3,401.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.