Home / 11,940.66-16,476.27-6,635.46

Finding the Fourth Proportional to 11,940.66, 16,476.27 and 6,635.46

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Solution

The fourth proportional to 11,940.66, 16,476.27 and 6,635.46 is: 9,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940.66 : 16,476.27 = 6,635.46 : x
  2. Step 2: Convert to fraction form
    11,940.66/16,476.27 = 6,635.46/x
  3. Step 3: Cross multiply
    11,940.66x = 16,476.27 × 6,635.46
  4. Step 4: Simplify right side
    11,940.66x = 109,327,630.53
  5. Step 5: Solve for x
    x = 109,327,630.53/11,940.66
  6. Step 6: Final answer
    x = 9,155.91

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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.