Home / 11,109.92-16,650.48-4,528.56

Finding the Fourth Proportional to 11,109.92, 16,650.48 and 4,528.56

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Solution

The fourth proportional to 11,109.92, 16,650.48 and 4,528.56 is: 6,786.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,109.92 : 16,650.48 = 4,528.56 : x
  2. Step 2: Convert to fraction form
    11,109.92/16,650.48 = 4,528.56/x
  3. Step 3: Cross multiply
    11,109.92x = 16,650.48 × 4,528.56
  4. Step 4: Simplify right side
    11,109.92x = 75,402,697.71
  5. Step 5: Solve for x
    x = 75,402,697.71/11,109.92
  6. Step 6: Final answer
    x = 6,786.97

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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.