Home / 4,944.78-7,415.46-1,824.12

Finding the Fourth Proportional to 4,944.78, 7,415.46 and 1,824.12

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Solution

The fourth proportional to 4,944.78, 7,415.46 and 1,824.12 is: 2,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944.78 : 7,415.46 = 1,824.12 : x
  2. Step 2: Convert to fraction form
    4,944.78/7,415.46 = 1,824.12/x
  3. Step 3: Cross multiply
    4,944.78x = 7,415.46 × 1,824.12
  4. Step 4: Simplify right side
    4,944.78x = 13,526,688.90
  5. Step 5: Solve for x
    x = 13,526,688.90/4,944.78
  6. Step 6: Final answer
    x = 2,735.55

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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.