Home / 11,205.41-15,462.84-6,169.43

Finding the Fourth Proportional to 11,205.41, 15,462.84 and 6,169.43

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Solution

The fourth proportional to 11,205.41, 15,462.84 and 6,169.43 is: 8,513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.41 : 15,462.84 = 6,169.43 : x
  2. Step 2: Convert to fraction form
    11,205.41/15,462.84 = 6,169.43/x
  3. Step 3: Cross multiply
    11,205.41x = 15,462.84 × 6,169.43
  4. Step 4: Simplify right side
    11,205.41x = 95,396,831.67
  5. Step 5: Solve for x
    x = 95,396,831.67/11,205.41
  6. Step 6: Final answer
    x = 8,513.47

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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.