Home / 3,331.84-4,996.56-1,140

Finding the Fourth Proportional to 3,331.84, 4,996.56 and 1,140

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Solution

The fourth proportional to 3,331.84, 4,996.56 and 1,140 is: 1,709.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.84 : 4,996.56 = 1,140 : x
  2. Step 2: Convert to fraction form
    3,331.84/4,996.56 = 1,140/x
  3. Step 3: Cross multiply
    3,331.84x = 4,996.56 × 1,140
  4. Step 4: Simplify right side
    3,331.84x = 5,696,078.40
  5. Step 5: Solve for x
    x = 5,696,078.40/3,331.84
  6. Step 6: Final answer
    x = 1,709.59

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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.