Home / 4,845.44-7,263.12-2,991.68

Finding the Fourth Proportional to 4,845.44, 7,263.12 and 2,991.68

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Solution

The fourth proportional to 4,845.44, 7,263.12 and 2,991.68 is: 4,484.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.44 : 7,263.12 = 2,991.68 : x
  2. Step 2: Convert to fraction form
    4,845.44/7,263.12 = 2,991.68/x
  3. Step 3: Cross multiply
    4,845.44x = 7,263.12 × 2,991.68
  4. Step 4: Simplify right side
    4,845.44x = 21,728,930.84
  5. Step 5: Solve for x
    x = 21,728,930.84/4,845.44
  6. Step 6: Final answer
    x = 4,484.41

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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.