Home / 4,192.18-6,287.15-1,996.54

Finding the Fourth Proportional to 4,192.18, 6,287.15 and 1,996.54

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Solution

The fourth proportional to 4,192.18, 6,287.15 and 1,996.54 is: 2,994.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.18 : 6,287.15 = 1,996.54 : x
  2. Step 2: Convert to fraction form
    4,192.18/6,287.15 = 1,996.54/x
  3. Step 3: Cross multiply
    4,192.18x = 6,287.15 × 1,996.54
  4. Step 4: Simplify right side
    4,192.18x = 12,552,536.48
  5. Step 5: Solve for x
    x = 12,552,536.48/4,192.18
  6. Step 6: Final answer
    x = 2,994.27

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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.