Home / 4,122.05-5,688.44-2,233.65

Finding the Fourth Proportional to 4,122.05, 5,688.44 and 2,233.65

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Solution

The fourth proportional to 4,122.05, 5,688.44 and 2,233.65 is: 3,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.05 : 5,688.44 = 2,233.65 : x
  2. Step 2: Convert to fraction form
    4,122.05/5,688.44 = 2,233.65/x
  3. Step 3: Cross multiply
    4,122.05x = 5,688.44 × 2,233.65
  4. Step 4: Simplify right side
    4,122.05x = 12,705,972.84
  5. Step 5: Solve for x
    x = 12,705,972.84/4,122.05
  6. Step 6: Final answer
    x = 3,082.44

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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.