Home / 11,081.12-16,628.16-4,505.96

Finding the Fourth Proportional to 11,081.12, 16,628.16 and 4,505.96

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Solution

The fourth proportional to 11,081.12, 16,628.16 and 4,505.96 is: 6,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.12 : 16,628.16 = 4,505.96 : x
  2. Step 2: Convert to fraction form
    11,081.12/16,628.16 = 4,505.96/x
  3. Step 3: Cross multiply
    11,081.12x = 16,628.16 × 4,505.96
  4. Step 4: Simplify right side
    11,081.12x = 74,925,823.83
  5. Step 5: Solve for x
    x = 74,925,823.83/11,081.12
  6. Step 6: Final answer
    x = 6,761.57

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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.