Home / 11,191.73-16,787.21-4,526.33

Finding the Fourth Proportional to 11,191.73, 16,787.21 and 4,526.33

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Solution

The fourth proportional to 11,191.73, 16,787.21 and 4,526.33 is: 6,789.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191.73 : 16,787.21 = 4,526.33 : x
  2. Step 2: Convert to fraction form
    11,191.73/16,787.21 = 4,526.33/x
  3. Step 3: Cross multiply
    11,191.73x = 16,787.21 × 4,526.33
  4. Step 4: Simplify right side
    11,191.73x = 75,984,345.67
  5. Step 5: Solve for x
    x = 75,984,345.67/11,191.73
  6. Step 6: Final answer
    x = 6,789.33

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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.