Home / 4,947.66-7,415.12-3,705.34

Finding the Fourth Proportional to 4,947.66, 7,415.12 and 3,705.34

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Solution

The fourth proportional to 4,947.66, 7,415.12 and 3,705.34 is: 5,553.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.66 : 7,415.12 = 3,705.34 : x
  2. Step 2: Convert to fraction form
    4,947.66/7,415.12 = 3,705.34/x
  3. Step 3: Cross multiply
    4,947.66x = 7,415.12 × 3,705.34
  4. Step 4: Simplify right side
    4,947.66x = 27,475,540.74
  5. Step 5: Solve for x
    x = 27,475,540.74/4,947.66
  6. Step 6: Final answer
    x = 5,553.24

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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.