Home / 2,225.78-3,344.14-1,676.29

Finding the Fourth Proportional to 2,225.78, 3,344.14 and 1,676.29

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Solution

The fourth proportional to 2,225.78, 3,344.14 and 1,676.29 is: 2,518.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.78 : 3,344.14 = 1,676.29 : x
  2. Step 2: Convert to fraction form
    2,225.78/3,344.14 = 1,676.29/x
  3. Step 3: Cross multiply
    2,225.78x = 3,344.14 × 1,676.29
  4. Step 4: Simplify right side
    2,225.78x = 5,605,748.44
  5. Step 5: Solve for x
    x = 5,605,748.44/2,225.78
  6. Step 6: Final answer
    x = 2,518.55

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1.5x scale

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.