Home / 4,213.34-5,816.31-3,995.18

Finding the Fourth Proportional to 4,213.34, 5,816.31 and 3,995.18

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Solution

The fourth proportional to 4,213.34, 5,816.31 and 3,995.18 is: 5,515.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.34 : 5,816.31 = 3,995.18 : x
  2. Step 2: Convert to fraction form
    4,213.34/5,816.31 = 3,995.18/x
  3. Step 3: Cross multiply
    4,213.34x = 5,816.31 × 3,995.18
  4. Step 4: Simplify right side
    4,213.34x = 23,237,205.39
  5. Step 5: Solve for x
    x = 23,237,205.39/4,213.34
  6. Step 6: Final answer
    x = 5,515.15

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.