Home / 10,910.26-16,365.37-3,984.76

Finding the Fourth Proportional to 10,910.26, 16,365.37 and 3,984.76

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Solution

The fourth proportional to 10,910.26, 16,365.37 and 3,984.76 is: 5,977.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.26 : 16,365.37 = 3,984.76 : x
  2. Step 2: Convert to fraction form
    10,910.26/16,365.37 = 3,984.76/x
  3. Step 3: Cross multiply
    10,910.26x = 16,365.37 × 3,984.76
  4. Step 4: Simplify right side
    10,910.26x = 65,212,035.83
  5. Step 5: Solve for x
    x = 65,212,035.83/10,910.26
  6. Step 6: Final answer
    x = 5,977.13

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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.