Home / 5,219.11-7,831.20-2,297.04

Finding the Fourth Proportional to 5,219.11, 7,831.20 and 2,297.04

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Solution

The fourth proportional to 5,219.11, 7,831.20 and 2,297.04 is: 3,446.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.11 : 7,831.20 = 2,297.04 : x
  2. Step 2: Convert to fraction form
    5,219.11/7,831.20 = 2,297.04/x
  3. Step 3: Cross multiply
    5,219.11x = 7,831.20 × 2,297.04
  4. Step 4: Simplify right side
    5,219.11x = 17,988,529.01
  5. Step 5: Solve for x
    x = 17,988,529.01/5,219.11
  6. Step 6: Final answer
    x = 3,446.67

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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.