Home / 11,133.08-16,688.53-5,569.44

Finding the Fourth Proportional to 11,133.08, 16,688.53 and 5,569.44

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Solution

The fourth proportional to 11,133.08, 16,688.53 and 5,569.44 is: 8,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.08 : 16,688.53 = 5,569.44 : x
  2. Step 2: Convert to fraction form
    11,133.08/16,688.53 = 5,569.44/x
  3. Step 3: Cross multiply
    11,133.08x = 16,688.53 × 5,569.44
  4. Step 4: Simplify right side
    11,133.08x = 92,945,738.68
  5. Step 5: Solve for x
    x = 92,945,738.68/11,133.08
  6. Step 6: Final answer
    x = 8,348.61

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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.