Home / 4,947.60-6,827.62-2,709.46

Finding the Fourth Proportional to 4,947.60, 6,827.62 and 2,709.46

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Solution

The fourth proportional to 4,947.60, 6,827.62 and 2,709.46 is: 3,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.60 : 6,827.62 = 2,709.46 : x
  2. Step 2: Convert to fraction form
    4,947.60/6,827.62 = 2,709.46/x
  3. Step 3: Cross multiply
    4,947.60x = 6,827.62 × 2,709.46
  4. Step 4: Simplify right side
    4,947.60x = 18,499,163.29
  5. Step 5: Solve for x
    x = 18,499,163.29/4,947.60
  6. Step 6: Final answer
    x = 3,739.02

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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.