Home / 6,080.12-8,389.49-3,427.64

Finding the Fourth Proportional to 6,080.12, 8,389.49 and 3,427.64

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Solution

The fourth proportional to 6,080.12, 8,389.49 and 3,427.64 is: 4,729.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.12 : 8,389.49 = 3,427.64 : x
  2. Step 2: Convert to fraction form
    6,080.12/8,389.49 = 3,427.64/x
  3. Step 3: Cross multiply
    6,080.12x = 8,389.49 × 3,427.64
  4. Step 4: Simplify right side
    6,080.12x = 28,756,118.13
  5. Step 5: Solve for x
    x = 28,756,118.13/6,080.12
  6. Step 6: Final answer
    x = 4,729.54

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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.