Home / 6,631.68-9,947.55-2,684.70

Finding the Fourth Proportional to 6,631.68, 9,947.55 and 2,684.70

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Solution

The fourth proportional to 6,631.68, 9,947.55 and 2,684.70 is: 4,027.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.68 : 9,947.55 = 2,684.70 : x
  2. Step 2: Convert to fraction form
    6,631.68/9,947.55 = 2,684.70/x
  3. Step 3: Cross multiply
    6,631.68x = 9,947.55 × 2,684.70
  4. Step 4: Simplify right side
    6,631.68x = 26,706,187.49
  5. Step 5: Solve for x
    x = 26,706,187.49/6,631.68
  6. Step 6: Final answer
    x = 4,027.06

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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.