Home / 2,206.96-3,308.58-1,816.98

Finding the Fourth Proportional to 2,206.96, 3,308.58 and 1,816.98

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Solution

The fourth proportional to 2,206.96, 3,308.58 and 1,816.98 is: 2,723.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.96 : 3,308.58 = 1,816.98 : x
  2. Step 2: Convert to fraction form
    2,206.96/3,308.58 = 1,816.98/x
  3. Step 3: Cross multiply
    2,206.96x = 3,308.58 × 1,816.98
  4. Step 4: Simplify right side
    2,206.96x = 6,011,623.69
  5. Step 5: Solve for x
    x = 6,011,623.69/2,206.96
  6. Step 6: Final answer
    x = 2,723.94

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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.