Home / 4,847.44-7,272.08-2,215.12

Finding the Fourth Proportional to 4,847.44, 7,272.08 and 2,215.12

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Solution

The fourth proportional to 4,847.44, 7,272.08 and 2,215.12 is: 3,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.44 : 7,272.08 = 2,215.12 : x
  2. Step 2: Convert to fraction form
    4,847.44/7,272.08 = 2,215.12/x
  3. Step 3: Cross multiply
    4,847.44x = 7,272.08 × 2,215.12
  4. Step 4: Simplify right side
    4,847.44x = 16,108,529.85
  5. Step 5: Solve for x
    x = 16,108,529.85/4,847.44
  6. Step 6: Final answer
    x = 3,323.10

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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.