Home / 4,867.68-7,305.04-1,946.80

Finding the Fourth Proportional to 4,867.68, 7,305.04 and 1,946.80

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Solution

The fourth proportional to 4,867.68, 7,305.04 and 1,946.80 is: 2,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.68 : 7,305.04 = 1,946.80 : x
  2. Step 2: Convert to fraction form
    4,867.68/7,305.04 = 1,946.80/x
  3. Step 3: Cross multiply
    4,867.68x = 7,305.04 × 1,946.80
  4. Step 4: Simplify right side
    4,867.68x = 14,221,451.87
  5. Step 5: Solve for x
    x = 14,221,451.87/4,867.68
  6. Step 6: Final answer
    x = 2,921.61

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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.