Home / 3,508.05-5,262.21-910.92

Finding the Fourth Proportional to 3,508.05, 5,262.21 and 910.92

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Solution

The fourth proportional to 3,508.05, 5,262.21 and 910.92 is: 1,366.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.05 : 5,262.21 = 910.92 : x
  2. Step 2: Convert to fraction form
    3,508.05/5,262.21 = 910.92/x
  3. Step 3: Cross multiply
    3,508.05x = 5,262.21 × 910.92
  4. Step 4: Simplify right side
    3,508.05x = 4,793,452.33
  5. Step 5: Solve for x
    x = 4,793,452.33/3,508.05
  6. Step 6: Final answer
    x = 1,366.42

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1.5x scale

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.