Home / 6,074.19-8,384.13-3,949.79

Finding the Fourth Proportional to 6,074.19, 8,384.13 and 3,949.79

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Solution

The fourth proportional to 6,074.19, 8,384.13 and 3,949.79 is: 5,451.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,074.19 : 8,384.13 = 3,949.79 : x
  2. Step 2: Convert to fraction form
    6,074.19/8,384.13 = 3,949.79/x
  3. Step 3: Cross multiply
    6,074.19x = 8,384.13 × 3,949.79
  4. Step 4: Simplify right side
    6,074.19x = 33,115,510.91
  5. Step 5: Solve for x
    x = 33,115,510.91/6,074.19
  6. Step 6: Final answer
    x = 5,451.84

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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.