Home / 2,674.32-4,005.66-2,206.86

Finding the Fourth Proportional to 2,674.32, 4,005.66 and 2,206.86

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Solution

The fourth proportional to 2,674.32, 4,005.66 and 2,206.86 is: 3,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.32 : 4,005.66 = 2,206.86 : x
  2. Step 2: Convert to fraction form
    2,674.32/4,005.66 = 2,206.86/x
  3. Step 3: Cross multiply
    2,674.32x = 4,005.66 × 2,206.86
  4. Step 4: Simplify right side
    2,674.32x = 8,839,930.83
  5. Step 5: Solve for x
    x = 8,839,930.83/2,674.32
  6. Step 6: Final answer
    x = 3,305.49

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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.