Home / 10,608.22-15,906.12-3,210.49

Finding the Fourth Proportional to 10,608.22, 15,906.12 and 3,210.49

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Solution

The fourth proportional to 10,608.22, 15,906.12 and 3,210.49 is: 4,813.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.22 : 15,906.12 = 3,210.49 : x
  2. Step 2: Convert to fraction form
    10,608.22/15,906.12 = 3,210.49/x
  3. Step 3: Cross multiply
    10,608.22x = 15,906.12 × 3,210.49
  4. Step 4: Simplify right side
    10,608.22x = 51,066,439.20
  5. Step 5: Solve for x
    x = 51,066,439.20/10,608.22
  6. Step 6: Final answer
    x = 4,813.86

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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.