Home / 10,806.36-16,203.04-4,224.70

Finding the Fourth Proportional to 10,806.36, 16,203.04 and 4,224.70

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Solution

The fourth proportional to 10,806.36, 16,203.04 and 4,224.70 is: 6,334.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.36 : 16,203.04 = 4,224.70 : x
  2. Step 2: Convert to fraction form
    10,806.36/16,203.04 = 4,224.70/x
  3. Step 3: Cross multiply
    10,806.36x = 16,203.04 × 4,224.70
  4. Step 4: Simplify right side
    10,806.36x = 68,452,983.09
  5. Step 5: Solve for x
    x = 68,452,983.09/10,806.36
  6. Step 6: Final answer
    x = 6,334.51

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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.