Home / 3,249.74-4,484.70-1,923.68

Finding the Fourth Proportional to 3,249.74, 4,484.70 and 1,923.68

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Solution

The fourth proportional to 3,249.74, 4,484.70 and 1,923.68 is: 2,654.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.74 : 4,484.70 = 1,923.68 : x
  2. Step 2: Convert to fraction form
    3,249.74/4,484.70 = 1,923.68/x
  3. Step 3: Cross multiply
    3,249.74x = 4,484.70 × 1,923.68
  4. Step 4: Simplify right side
    3,249.74x = 8,627,127.70
  5. Step 5: Solve for x
    x = 8,627,127.70/3,249.74
  6. Step 6: Final answer
    x = 2,654.71

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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.