Home / 11,281.83-16,924.84-3,784.67

Finding the Fourth Proportional to 11,281.83, 16,924.84 and 3,784.67

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Solution

The fourth proportional to 11,281.83, 16,924.84 and 3,784.67 is: 5,677.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,281.83 : 16,924.84 = 3,784.67 : x
  2. Step 2: Convert to fraction form
    11,281.83/16,924.84 = 3,784.67/x
  3. Step 3: Cross multiply
    11,281.83x = 16,924.84 × 3,784.67
  4. Step 4: Simplify right side
    11,281.83x = 64,054,934.20
  5. Step 5: Solve for x
    x = 64,054,934.20/11,281.83
  6. Step 6: Final answer
    x = 5,677.71

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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.