Home / 3,206.70-4,424.58-2,027.12

Finding the Fourth Proportional to 3,206.70, 4,424.58 and 2,027.12

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Solution

The fourth proportional to 3,206.70, 4,424.58 and 2,027.12 is: 2,797.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.70 : 4,424.58 = 2,027.12 : x
  2. Step 2: Convert to fraction form
    3,206.70/4,424.58 = 2,027.12/x
  3. Step 3: Cross multiply
    3,206.70x = 4,424.58 × 2,027.12
  4. Step 4: Simplify right side
    3,206.70x = 8,969,154.61
  5. Step 5: Solve for x
    x = 8,969,154.61/3,206.70
  6. Step 6: Final answer
    x = 2,797.00

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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.