Home / 4,961.39-7,444.01-2,190.18

Finding the Fourth Proportional to 4,961.39, 7,444.01 and 2,190.18

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Solution

The fourth proportional to 4,961.39, 7,444.01 and 2,190.18 is: 3,286.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.39 : 7,444.01 = 2,190.18 : x
  2. Step 2: Convert to fraction form
    4,961.39/7,444.01 = 2,190.18/x
  3. Step 3: Cross multiply
    4,961.39x = 7,444.01 × 2,190.18
  4. Step 4: Simplify right side
    4,961.39x = 16,303,727.30
  5. Step 5: Solve for x
    x = 16,303,727.30/4,961.39
  6. Step 6: Final answer
    x = 3,286.12

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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.