Home / 3,368.56-5,049.76-2,851.89

Finding the Fourth Proportional to 3,368.56, 5,049.76 and 2,851.89

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Solution

The fourth proportional to 3,368.56, 5,049.76 and 2,851.89 is: 4,275.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.56 : 5,049.76 = 2,851.89 : x
  2. Step 2: Convert to fraction form
    3,368.56/5,049.76 = 2,851.89/x
  3. Step 3: Cross multiply
    3,368.56x = 5,049.76 × 2,851.89
  4. Step 4: Simplify right side
    3,368.56x = 14,401,360.05
  5. Step 5: Solve for x
    x = 14,401,360.05/3,368.56
  6. Step 6: Final answer
    x = 4,275.23

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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.