Home / 6,079.12-8,389.20-3,284.62

Finding the Fourth Proportional to 6,079.12, 8,389.20 and 3,284.62

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Solution

The fourth proportional to 6,079.12, 8,389.20 and 3,284.62 is: 4,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.12 : 8,389.20 = 3,284.62 : x
  2. Step 2: Convert to fraction form
    6,079.12/8,389.20 = 3,284.62/x
  3. Step 3: Cross multiply
    6,079.12x = 8,389.20 × 3,284.62
  4. Step 4: Simplify right side
    6,079.12x = 27,555,334.10
  5. Step 5: Solve for x
    x = 27,555,334.10/6,079.12
  6. Step 6: Final answer
    x = 4,532.78

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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.