Home / 6,079.66-8,389.78-3,427.04

Finding the Fourth Proportional to 6,079.66, 8,389.78 and 3,427.04

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Solution

The fourth proportional to 6,079.66, 8,389.78 and 3,427.04 is: 4,729.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.66 : 8,389.78 = 3,427.04 : x
  2. Step 2: Convert to fraction form
    6,079.66/8,389.78 = 3,427.04/x
  3. Step 3: Cross multiply
    6,079.66x = 8,389.78 × 3,427.04
  4. Step 4: Simplify right side
    6,079.66x = 28,752,124.06
  5. Step 5: Solve for x
    x = 28,752,124.06/6,079.66
  6. Step 6: Final answer
    x = 4,729.23

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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.