Home / 3,331.12-4,996.54-1,356.66

Finding the Fourth Proportional to 3,331.12, 4,996.54 and 1,356.66

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Solution

The fourth proportional to 3,331.12, 4,996.54 and 1,356.66 is: 2,034.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.12 : 4,996.54 = 1,356.66 : x
  2. Step 2: Convert to fraction form
    3,331.12/4,996.54 = 1,356.66/x
  3. Step 3: Cross multiply
    3,331.12x = 4,996.54 × 1,356.66
  4. Step 4: Simplify right side
    3,331.12x = 6,778,605.96
  5. Step 5: Solve for x
    x = 6,778,605.96/3,331.12
  6. Step 6: Final answer
    x = 2,034.93

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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.