Home / 6,119.03-9,178.55-1,676.73

Finding the Fourth Proportional to 6,119.03, 9,178.55 and 1,676.73

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Solution

The fourth proportional to 6,119.03, 9,178.55 and 1,676.73 is: 2,515.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.03 : 9,178.55 = 1,676.73 : x
  2. Step 2: Convert to fraction form
    6,119.03/9,178.55 = 1,676.73/x
  3. Step 3: Cross multiply
    6,119.03x = 9,178.55 × 1,676.73
  4. Step 4: Simplify right side
    6,119.03x = 15,389,990.85
  5. Step 5: Solve for x
    x = 15,389,990.85/6,119.03
  6. Step 6: Final answer
    x = 2,515.10

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Half scale
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Double 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.