Home / 3,299.55-4,555.49-2,944.86

Finding the Fourth Proportional to 3,299.55, 4,555.49 and 2,944.86

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Solution

The fourth proportional to 3,299.55, 4,555.49 and 2,944.86 is: 4,065.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.55 : 4,555.49 = 2,944.86 : x
  2. Step 2: Convert to fraction form
    3,299.55/4,555.49 = 2,944.86/x
  3. Step 3: Cross multiply
    3,299.55x = 4,555.49 × 2,944.86
  4. Step 4: Simplify right side
    3,299.55x = 13,415,280.28
  5. Step 5: Solve for x
    x = 13,415,280.28/3,299.55
  6. Step 6: Final answer
    x = 4,065.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.