Home / 4,022.92-6,035.15-1,390.33

Finding the Fourth Proportional to 4,022.92, 6,035.15 and 1,390.33

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Solution

The fourth proportional to 4,022.92, 6,035.15 and 1,390.33 is: 2,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.92 : 6,035.15 = 1,390.33 : x
  2. Step 2: Convert to fraction form
    4,022.92/6,035.15 = 1,390.33/x
  3. Step 3: Cross multiply
    4,022.92x = 6,035.15 × 1,390.33
  4. Step 4: Simplify right side
    4,022.92x = 8,390,850.10
  5. Step 5: Solve for x
    x = 8,390,850.10/4,022.92
  6. Step 6: Final answer
    x = 2,085.76

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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.