Home / 4,165.67-6,246.38-1,391.34

Finding the Fourth Proportional to 4,165.67, 6,246.38 and 1,391.34

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Solution

The fourth proportional to 4,165.67, 6,246.38 and 1,391.34 is: 2,086.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.67 : 6,246.38 = 1,391.34 : x
  2. Step 2: Convert to fraction form
    4,165.67/6,246.38 = 1,391.34/x
  3. Step 3: Cross multiply
    4,165.67x = 6,246.38 × 1,391.34
  4. Step 4: Simplify right side
    4,165.67x = 8,690,831.39
  5. Step 5: Solve for x
    x = 8,690,831.39/4,165.67
  6. Step 6: Final answer
    x = 2,086.30

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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.