Home / 3,631.72-5,011.94-2,793.32

Finding the Fourth Proportional to 3,631.72, 5,011.94 and 2,793.32

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Solution

The fourth proportional to 3,631.72, 5,011.94 and 2,793.32 is: 3,854.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.72 : 5,011.94 = 2,793.32 : x
  2. Step 2: Convert to fraction form
    3,631.72/5,011.94 = 2,793.32/x
  3. Step 3: Cross multiply
    3,631.72x = 5,011.94 × 2,793.32
  4. Step 4: Simplify right side
    3,631.72x = 13,999,952.24
  5. Step 5: Solve for x
    x = 13,999,952.24/3,631.72
  6. Step 6: Final answer
    x = 3,854.91

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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.