Home / 11,118.66-16,685.58-5,928.18

Finding the Fourth Proportional to 11,118.66, 16,685.58 and 5,928.18

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Solution

The fourth proportional to 11,118.66, 16,685.58 and 5,928.18 is: 8,896.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.66 : 16,685.58 = 5,928.18 : x
  2. Step 2: Convert to fraction form
    11,118.66/16,685.58 = 5,928.18/x
  3. Step 3: Cross multiply
    11,118.66x = 16,685.58 × 5,928.18
  4. Step 4: Simplify right side
    11,118.66x = 98,915,121.64
  5. Step 5: Solve for x
    x = 98,915,121.64/11,118.66
  6. Step 6: Final answer
    x = 8,896.32

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1.5x scale

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.