Home / 11,116.57-16,674.89-4,542.76

Finding the Fourth Proportional to 11,116.57, 16,674.89 and 4,542.76

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Solution

The fourth proportional to 11,116.57, 16,674.89 and 4,542.76 is: 6,814.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116.57 : 16,674.89 = 4,542.76 : x
  2. Step 2: Convert to fraction form
    11,116.57/16,674.89 = 4,542.76/x
  3. Step 3: Cross multiply
    11,116.57x = 16,674.89 × 4,542.76
  4. Step 4: Simplify right side
    11,116.57x = 75,749,917.21
  5. Step 5: Solve for x
    x = 75,749,917.21/11,116.57
  6. Step 6: Final answer
    x = 6,814.14

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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.