Home / 10,350.80-15,520.52-4,110.56

Finding the Fourth Proportional to 10,350.80, 15,520.52 and 4,110.56

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Solution

The fourth proportional to 10,350.80, 15,520.52 and 4,110.56 is: 6,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.80 : 15,520.52 = 4,110.56 : x
  2. Step 2: Convert to fraction form
    10,350.80/15,520.52 = 4,110.56/x
  3. Step 3: Cross multiply
    10,350.80x = 15,520.52 × 4,110.56
  4. Step 4: Simplify right side
    10,350.80x = 63,798,028.69
  5. Step 5: Solve for x
    x = 63,798,028.69/10,350.80
  6. Step 6: Final answer
    x = 6,163.58

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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.