Home / 9,403.56-14,105.54-3,163.76

Finding the Fourth Proportional to 9,403.56, 14,105.54 and 3,163.76

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Solution

The fourth proportional to 9,403.56, 14,105.54 and 3,163.76 is: 4,745.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.56 : 14,105.54 = 3,163.76 : x
  2. Step 2: Convert to fraction form
    9,403.56/14,105.54 = 3,163.76/x
  3. Step 3: Cross multiply
    9,403.56x = 14,105.54 × 3,163.76
  4. Step 4: Simplify right side
    9,403.56x = 44,626,543.23
  5. Step 5: Solve for x
    x = 44,626,543.23/9,403.56
  6. Step 6: Final answer
    x = 4,745.71

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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.