Home / 6,119.20-8,444.08-3,324.64

Finding the Fourth Proportional to 6,119.20, 8,444.08 and 3,324.64

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Solution

The fourth proportional to 6,119.20, 8,444.08 and 3,324.64 is: 4,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.20 : 8,444.08 = 3,324.64 : x
  2. Step 2: Convert to fraction form
    6,119.20/8,444.08 = 3,324.64/x
  3. Step 3: Cross multiply
    6,119.20x = 8,444.08 × 3,324.64
  4. Step 4: Simplify right side
    6,119.20x = 28,073,526.13
  5. Step 5: Solve for x
    x = 28,073,526.13/6,119.20
  6. Step 6: Final answer
    x = 4,587.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.