Home / 3,453.32-5,150.44-2,936.72

Finding the Fourth Proportional to 3,453.32, 5,150.44 and 2,936.72

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Solution

The fourth proportional to 3,453.32, 5,150.44 and 2,936.72 is: 4,379.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.32 : 5,150.44 = 2,936.72 : x
  2. Step 2: Convert to fraction form
    3,453.32/5,150.44 = 2,936.72/x
  3. Step 3: Cross multiply
    3,453.32x = 5,150.44 × 2,936.72
  4. Step 4: Simplify right side
    3,453.32x = 15,125,400.16
  5. Step 5: Solve for x
    x = 15,125,400.16/3,453.32
  6. Step 6: Final answer
    x = 4,379.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.