Home / 6,228.12-8,593.74-3,709.92

Finding the Fourth Proportional to 6,228.12, 8,593.74 and 3,709.92

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Solution

The fourth proportional to 6,228.12, 8,593.74 and 3,709.92 is: 5,119.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228.12 : 8,593.74 = 3,709.92 : x
  2. Step 2: Convert to fraction form
    6,228.12/8,593.74 = 3,709.92/x
  3. Step 3: Cross multiply
    6,228.12x = 8,593.74 × 3,709.92
  4. Step 4: Simplify right side
    6,228.12x = 31,882,087.90
  5. Step 5: Solve for x
    x = 31,882,087.90/6,228.12
  6. Step 6: Final answer
    x = 5,119.05

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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.