Home / 6,634.38-9,154.74-3,944.64

Finding the Fourth Proportional to 6,634.38, 9,154.74 and 3,944.64

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Solution

The fourth proportional to 6,634.38, 9,154.74 and 3,944.64 is: 5,443.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.38 : 9,154.74 = 3,944.64 : x
  2. Step 2: Convert to fraction form
    6,634.38/9,154.74 = 3,944.64/x
  3. Step 3: Cross multiply
    6,634.38x = 9,154.74 × 3,944.64
  4. Step 4: Simplify right side
    6,634.38x = 36,112,153.59
  5. Step 5: Solve for x
    x = 36,112,153.59/6,634.38
  6. Step 6: Final answer
    x = 5,443.18

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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.