Home / 3,249.34-4,882.05-2,079.86

Finding the Fourth Proportional to 3,249.34, 4,882.05 and 2,079.86

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Solution

The fourth proportional to 3,249.34, 4,882.05 and 2,079.86 is: 3,124.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.34 : 4,882.05 = 2,079.86 : x
  2. Step 2: Convert to fraction form
    3,249.34/4,882.05 = 2,079.86/x
  3. Step 3: Cross multiply
    3,249.34x = 4,882.05 × 2,079.86
  4. Step 4: Simplify right side
    3,249.34x = 10,153,980.51
  5. Step 5: Solve for x
    x = 10,153,980.51/3,249.34
  6. Step 6: Final answer
    x = 3,124.94

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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.