Home / 6,119.15-9,182.36-2,223.86

Finding the Fourth Proportional to 6,119.15, 9,182.36 and 2,223.86

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Solution

The fourth proportional to 6,119.15, 9,182.36 and 2,223.86 is: 3,337.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.15 : 9,182.36 = 2,223.86 : x
  2. Step 2: Convert to fraction form
    6,119.15/9,182.36 = 2,223.86/x
  3. Step 3: Cross multiply
    6,119.15x = 9,182.36 × 2,223.86
  4. Step 4: Simplify right side
    6,119.15x = 20,420,242.76
  5. Step 5: Solve for x
    x = 20,420,242.76/6,119.15
  6. Step 6: Final answer
    x = 3,337.11

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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.