Home / 11,639.22-16,061.66-6,334.04

Finding the Fourth Proportional to 11,639.22, 16,061.66 and 6,334.04

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Solution

The fourth proportional to 11,639.22, 16,061.66 and 6,334.04 is: 8,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639.22 : 16,061.66 = 6,334.04 : x
  2. Step 2: Convert to fraction form
    11,639.22/16,061.66 = 6,334.04/x
  3. Step 3: Cross multiply
    11,639.22x = 16,061.66 × 6,334.04
  4. Step 4: Simplify right side
    11,639.22x = 101,735,196.91
  5. Step 5: Solve for x
    x = 101,735,196.91/11,639.22
  6. Step 6: Final answer
    x = 8,740.72

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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.