Home / 6,076.14-9,114.21-2,178.42

Finding the Fourth Proportional to 6,076.14, 9,114.21 and 2,178.42

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Solution

The fourth proportional to 6,076.14, 9,114.21 and 2,178.42 is: 3,267.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.14 : 9,114.21 = 2,178.42 : x
  2. Step 2: Convert to fraction form
    6,076.14/9,114.21 = 2,178.42/x
  3. Step 3: Cross multiply
    6,076.14x = 9,114.21 × 2,178.42
  4. Step 4: Simplify right side
    6,076.14x = 19,854,577.35
  5. Step 5: Solve for x
    x = 19,854,577.35/6,076.14
  6. Step 6: Final answer
    x = 3,267.63

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Half scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.