Home / 6,080.04-8,390.10-3,427.50

Finding the Fourth Proportional to 6,080.04, 8,390.10 and 3,427.50

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Solution

The fourth proportional to 6,080.04, 8,390.10 and 3,427.50 is: 4,729.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.04 : 8,390.10 = 3,427.50 : x
  2. Step 2: Convert to fraction form
    6,080.04/8,390.10 = 3,427.50/x
  3. Step 3: Cross multiply
    6,080.04x = 8,390.10 × 3,427.50
  4. Step 4: Simplify right side
    6,080.04x = 28,757,067.75
  5. Step 5: Solve for x
    x = 28,757,067.75/6,080.04
  6. Step 6: Final answer
    x = 4,729.75

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Half scale
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Double scale
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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.