Home / 7,227.14-10,831.82-4,109.75

Finding the Fourth Proportional to 7,227.14, 10,831.82 and 4,109.75

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Solution

The fourth proportional to 7,227.14, 10,831.82 and 4,109.75 is: 6,159.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227.14 : 10,831.82 = 4,109.75 : x
  2. Step 2: Convert to fraction form
    7,227.14/10,831.82 = 4,109.75/x
  3. Step 3: Cross multiply
    7,227.14x = 10,831.82 × 4,109.75
  4. Step 4: Simplify right side
    7,227.14x = 44,516,051.70
  5. Step 5: Solve for x
    x = 44,516,051.70/7,227.14
  6. Step 6: Final answer
    x = 6,159.57

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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.