Home / 5,119.14-7,674.14-1,998.42

Finding the Fourth Proportional to 5,119.14, 7,674.14 and 1,998.42

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Solution

The fourth proportional to 5,119.14, 7,674.14 and 1,998.42 is: 2,995.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.14 : 7,674.14 = 1,998.42 : x
  2. Step 2: Convert to fraction form
    5,119.14/7,674.14 = 1,998.42/x
  3. Step 3: Cross multiply
    5,119.14x = 7,674.14 × 1,998.42
  4. Step 4: Simplify right side
    5,119.14x = 15,336,152.36
  5. Step 5: Solve for x
    x = 15,336,152.36/5,119.14
  6. Step 6: Final answer
    x = 2,995.85

Related Problems

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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.