Home / 4,069.68-6,108.18-2,123.25

Finding the Fourth Proportional to 4,069.68, 6,108.18 and 2,123.25

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Solution

The fourth proportional to 4,069.68, 6,108.18 and 2,123.25 is: 3,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.68 : 6,108.18 = 2,123.25 : x
  2. Step 2: Convert to fraction form
    4,069.68/6,108.18 = 2,123.25/x
  3. Step 3: Cross multiply
    4,069.68x = 6,108.18 × 2,123.25
  4. Step 4: Simplify right side
    4,069.68x = 12,969,193.19
  5. Step 5: Solve for x
    x = 12,969,193.19/4,069.68
  6. Step 6: Final answer
    x = 3,186.78

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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.