Home / 1,610.52-2,208.05-1,581.36

Finding the Fourth Proportional to 1,610.52, 2,208.05 and 1,581.36

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Solution

The fourth proportional to 1,610.52, 2,208.05 and 1,581.36 is: 2,168.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.52 : 2,208.05 = 1,581.36 : x
  2. Step 2: Convert to fraction form
    1,610.52/2,208.05 = 1,581.36/x
  3. Step 3: Cross multiply
    1,610.52x = 2,208.05 × 1,581.36
  4. Step 4: Simplify right side
    1,610.52x = 3,491,714.04
  5. Step 5: Solve for x
    x = 3,491,714.04/1,610.52
  6. Step 6: Final answer
    x = 2,168.07

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.