Home / 3,614.67-4,988.17-2,021.35

Finding the Fourth Proportional to 3,614.67, 4,988.17 and 2,021.35

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Solution

The fourth proportional to 3,614.67, 4,988.17 and 2,021.35 is: 2,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.67 : 4,988.17 = 2,021.35 : x
  2. Step 2: Convert to fraction form
    3,614.67/4,988.17 = 2,021.35/x
  3. Step 3: Cross multiply
    3,614.67x = 4,988.17 × 2,021.35
  4. Step 4: Simplify right side
    3,614.67x = 10,082,837.43
  5. Step 5: Solve for x
    x = 10,082,837.43/3,614.67
  6. Step 6: Final answer
    x = 2,789.42

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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.