Home / 6,639.30-9,956.66-2,944.12

Finding the Fourth Proportional to 6,639.30, 9,956.66 and 2,944.12

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Solution

The fourth proportional to 6,639.30, 9,956.66 and 2,944.12 is: 4,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639.30 : 9,956.66 = 2,944.12 : x
  2. Step 2: Convert to fraction form
    6,639.30/9,956.66 = 2,944.12/x
  3. Step 3: Cross multiply
    6,639.30x = 9,956.66 × 2,944.12
  4. Step 4: Simplify right side
    6,639.30x = 29,313,562.23
  5. Step 5: Solve for x
    x = 29,313,562.23/6,639.30
  6. Step 6: Final answer
    x = 4,415.16

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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.