Home / 3,311.67-4,966.11-1,669.08

Finding the Fourth Proportional to 3,311.67, 4,966.11 and 1,669.08

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Solution

The fourth proportional to 3,311.67, 4,966.11 and 1,669.08 is: 2,502.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.67 : 4,966.11 = 1,669.08 : x
  2. Step 2: Convert to fraction form
    3,311.67/4,966.11 = 1,669.08/x
  3. Step 3: Cross multiply
    3,311.67x = 4,966.11 × 1,669.08
  4. Step 4: Simplify right side
    3,311.67x = 8,288,834.88
  5. Step 5: Solve for x
    x = 8,288,834.88/3,311.67
  6. Step 6: Final answer
    x = 2,502.92

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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.