Home / 8,038.38-11,092.41-4,453.21

Finding the Fourth Proportional to 8,038.38, 11,092.41 and 4,453.21

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Solution

The fourth proportional to 8,038.38, 11,092.41 and 4,453.21 is: 6,145.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.38 : 11,092.41 = 4,453.21 : x
  2. Step 2: Convert to fraction form
    8,038.38/11,092.41 = 4,453.21/x
  3. Step 3: Cross multiply
    8,038.38x = 11,092.41 × 4,453.21
  4. Step 4: Simplify right side
    8,038.38x = 49,396,831.14
  5. Step 5: Solve for x
    x = 49,396,831.14/8,038.38
  6. Step 6: Final answer
    x = 6,145.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.