Home / 12,039.22-16,616.10-6,735.34

Finding the Fourth Proportional to 12,039.22, 16,616.10 and 6,735.34

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Solution

The fourth proportional to 12,039.22, 16,616.10 and 6,735.34 is: 9,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,039.22 : 16,616.10 = 6,735.34 : x
  2. Step 2: Convert to fraction form
    12,039.22/16,616.10 = 6,735.34/x
  3. Step 3: Cross multiply
    12,039.22x = 16,616.10 × 6,735.34
  4. Step 4: Simplify right side
    12,039.22x = 111,915,082.97
  5. Step 5: Solve for x
    x = 111,915,082.97/12,039.22
  6. Step 6: Final answer
    x = 9,295.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.