Home / 4,864.44-7,284.97-2,778.12

Finding the Fourth Proportional to 4,864.44, 7,284.97 and 2,778.12

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Solution

The fourth proportional to 4,864.44, 7,284.97 and 2,778.12 is: 4,160.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.44 : 7,284.97 = 2,778.12 : x
  2. Step 2: Convert to fraction form
    4,864.44/7,284.97 = 2,778.12/x
  3. Step 3: Cross multiply
    4,864.44x = 7,284.97 × 2,778.12
  4. Step 4: Simplify right side
    4,864.44x = 20,238,506.97
  5. Step 5: Solve for x
    x = 20,238,506.97/4,864.44
  6. Step 6: Final answer
    x = 4,160.50

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1.5x scale

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.