Home / 3,047.43-4,205.91-2,211.92

Finding the Fourth Proportional to 3,047.43, 4,205.91 and 2,211.92

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Solution

The fourth proportional to 3,047.43, 4,205.91 and 2,211.92 is: 3,052.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.43 : 4,205.91 = 2,211.92 : x
  2. Step 2: Convert to fraction form
    3,047.43/4,205.91 = 2,211.92/x
  3. Step 3: Cross multiply
    3,047.43x = 4,205.91 × 2,211.92
  4. Step 4: Simplify right side
    3,047.43x = 9,303,115.42
  5. Step 5: Solve for x
    x = 9,303,115.42/3,047.43
  6. Step 6: Final answer
    x = 3,052.77

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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.