Home / 5,754.69-7,940.88-3,517.11

Finding the Fourth Proportional to 5,754.69, 7,940.88 and 3,517.11

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Solution

The fourth proportional to 5,754.69, 7,940.88 and 3,517.11 is: 4,853.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,754.69 : 7,940.88 = 3,517.11 : x
  2. Step 2: Convert to fraction form
    5,754.69/7,940.88 = 3,517.11/x
  3. Step 3: Cross multiply
    5,754.69x = 7,940.88 × 3,517.11
  4. Step 4: Simplify right side
    5,754.69x = 27,928,948.46
  5. Step 5: Solve for x
    x = 27,928,948.46/5,754.69
  6. Step 6: Final answer
    x = 4,853.25

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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.