Home / 2,008.11-3,013.96-1,681.09

Finding the Fourth Proportional to 2,008.11, 3,013.96 and 1,681.09

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Solution

The fourth proportional to 2,008.11, 3,013.96 and 1,681.09 is: 2,523.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008.11 : 3,013.96 = 1,681.09 : x
  2. Step 2: Convert to fraction form
    2,008.11/3,013.96 = 1,681.09/x
  3. Step 3: Cross multiply
    2,008.11x = 3,013.96 × 1,681.09
  4. Step 4: Simplify right side
    2,008.11x = 5,066,733.81
  5. Step 5: Solve for x
    x = 5,066,733.81/2,008.11
  6. Step 6: Final answer
    x = 2,523.14

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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.