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Finding the Fourth Proportional to 4,944.92, 7,411.98 and 2,996.60

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Solution

The fourth proportional to 4,944.92, 7,411.98 and 2,996.60 is: 4,491.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944.92 : 7,411.98 = 2,996.60 : x
  2. Step 2: Convert to fraction form
    4,944.92/7,411.98 = 2,996.60/x
  3. Step 3: Cross multiply
    4,944.92x = 7,411.98 × 2,996.60
  4. Step 4: Simplify right side
    4,944.92x = 22,210,739.27
  5. Step 5: Solve for x
    x = 22,210,739.27/4,944.92
  6. Step 6: Final answer
    x = 4,491.63

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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.