Home / 9,163.50-13,724.48-5,831.76

Finding the Fourth Proportional to 9,163.50, 13,724.48 and 5,831.76

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Solution

The fourth proportional to 9,163.50, 13,724.48 and 5,831.76 is: 8,734.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163.50 : 13,724.48 = 5,831.76 : x
  2. Step 2: Convert to fraction form
    9,163.50/13,724.48 = 5,831.76/x
  3. Step 3: Cross multiply
    9,163.50x = 13,724.48 × 5,831.76
  4. Step 4: Simplify right side
    9,163.50x = 80,037,873.48
  5. Step 5: Solve for x
    x = 80,037,873.48/9,163.50
  6. Step 6: Final answer
    x = 8,734.42

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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.