Home / 5,116.42-7,674.28-1,995.85

Finding the Fourth Proportional to 5,116.42, 7,674.28 and 1,995.85

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Solution

The fourth proportional to 5,116.42, 7,674.28 and 1,995.85 is: 2,993.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.42 : 7,674.28 = 1,995.85 : x
  2. Step 2: Convert to fraction form
    5,116.42/7,674.28 = 1,995.85/x
  3. Step 3: Cross multiply
    5,116.42x = 7,674.28 × 1,995.85
  4. Step 4: Simplify right side
    5,116.42x = 15,316,663.39
  5. Step 5: Solve for x
    x = 15,316,663.39/5,116.42
  6. Step 6: Final answer
    x = 2,993.63

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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.