Home / 3,771.18-5,204.43-2,199.18

Finding the Fourth Proportional to 3,771.18, 5,204.43 and 2,199.18

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Solution

The fourth proportional to 3,771.18, 5,204.43 and 2,199.18 is: 3,034.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.18 : 5,204.43 = 2,199.18 : x
  2. Step 2: Convert to fraction form
    3,771.18/5,204.43 = 2,199.18/x
  3. Step 3: Cross multiply
    3,771.18x = 5,204.43 × 2,199.18
  4. Step 4: Simplify right side
    3,771.18x = 11,445,478.37
  5. Step 5: Solve for x
    x = 11,445,478.37/3,771.18
  6. Step 6: Final answer
    x = 3,034.99

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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.