Home / 2,134.10-3,201.17-1,403.52

Finding the Fourth Proportional to 2,134.10, 3,201.17 and 1,403.52

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Solution

The fourth proportional to 2,134.10, 3,201.17 and 1,403.52 is: 2,105.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.10 : 3,201.17 = 1,403.52 : x
  2. Step 2: Convert to fraction form
    2,134.10/3,201.17 = 1,403.52/x
  3. Step 3: Cross multiply
    2,134.10x = 3,201.17 × 1,403.52
  4. Step 4: Simplify right side
    2,134.10x = 4,492,899.10
  5. Step 5: Solve for x
    x = 4,492,899.10/2,134.10
  6. Step 6: Final answer
    x = 2,105.29

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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.