Home / 1,892.05-2,610.97-1,052.79

Finding the Fourth Proportional to 1,892.05, 2,610.97 and 1,052.79

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Solution

The fourth proportional to 1,892.05, 2,610.97 and 1,052.79 is: 1,452.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.05 : 2,610.97 = 1,052.79 : x
  2. Step 2: Convert to fraction form
    1,892.05/2,610.97 = 1,052.79/x
  3. Step 3: Cross multiply
    1,892.05x = 2,610.97 × 1,052.79
  4. Step 4: Simplify right side
    1,892.05x = 2,748,803.11
  5. Step 5: Solve for x
    x = 2,748,803.11/1,892.05
  6. Step 6: Final answer
    x = 1,452.82

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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.