Home / 2,634.05-3,948.23-1,400.22

Finding the Fourth Proportional to 2,634.05, 3,948.23 and 1,400.22

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Solution

The fourth proportional to 2,634.05, 3,948.23 and 1,400.22 is: 2,098.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.05 : 3,948.23 = 1,400.22 : x
  2. Step 2: Convert to fraction form
    2,634.05/3,948.23 = 1,400.22/x
  3. Step 3: Cross multiply
    2,634.05x = 3,948.23 × 1,400.22
  4. Step 4: Simplify right side
    2,634.05x = 5,528,394.11
  5. Step 5: Solve for x
    x = 5,528,394.11/2,634.05
  6. Step 6: Final answer
    x = 2,098.82

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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.