Home / 6,831.85-10,250.23-2,390.74

Finding the Fourth Proportional to 6,831.85, 10,250.23 and 2,390.74

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Solution

The fourth proportional to 6,831.85, 10,250.23 and 2,390.74 is: 3,586.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.85 : 10,250.23 = 2,390.74 : x
  2. Step 2: Convert to fraction form
    6,831.85/10,250.23 = 2,390.74/x
  3. Step 3: Cross multiply
    6,831.85x = 10,250.23 × 2,390.74
  4. Step 4: Simplify right side
    6,831.85x = 24,505,597.29
  5. Step 5: Solve for x
    x = 24,505,597.29/6,831.85
  6. Step 6: Final answer
    x = 3,586.96

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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.