Home / 4,620.68-6,913.98-2,772.92

Finding the Fourth Proportional to 4,620.68, 6,913.98 and 2,772.92

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Solution

The fourth proportional to 4,620.68, 6,913.98 and 2,772.92 is: 4,149.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.68 : 6,913.98 = 2,772.92 : x
  2. Step 2: Convert to fraction form
    4,620.68/6,913.98 = 2,772.92/x
  3. Step 3: Cross multiply
    4,620.68x = 6,913.98 × 2,772.92
  4. Step 4: Simplify right side
    4,620.68x = 19,171,913.42
  5. Step 5: Solve for x
    x = 19,171,913.42/4,620.68
  6. Step 6: Final answer
    x = 4,149.15

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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.