Home / 3,249.95-4,484.91-1,923.64

Finding the Fourth Proportional to 3,249.95, 4,484.91 and 1,923.64

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Solution

The fourth proportional to 3,249.95, 4,484.91 and 1,923.64 is: 2,654.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.95 : 4,484.91 = 1,923.64 : x
  2. Step 2: Convert to fraction form
    3,249.95/4,484.91 = 1,923.64/x
  3. Step 3: Cross multiply
    3,249.95x = 4,484.91 × 1,923.64
  4. Step 4: Simplify right side
    3,249.95x = 8,627,352.27
  5. Step 5: Solve for x
    x = 8,627,352.27/3,249.95
  6. Step 6: Final answer
    x = 2,654.61

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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.