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Finding the Fourth Proportional to 4,944.08, 7,415.40 and 2,995.76

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Solution

The fourth proportional to 4,944.08, 7,415.40 and 2,995.76 is: 4,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944.08 : 7,415.40 = 2,995.76 : x
  2. Step 2: Convert to fraction form
    4,944.08/7,415.40 = 2,995.76/x
  3. Step 3: Cross multiply
    4,944.08x = 7,415.40 × 2,995.76
  4. Step 4: Simplify right side
    4,944.08x = 22,214,758.70
  5. Step 5: Solve for x
    x = 22,214,758.70/4,944.08
  6. Step 6: Final answer
    x = 4,493.20

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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.