Home / 4,122.27-5,688.74-2,233.88

Finding the Fourth Proportional to 4,122.27, 5,688.74 and 2,233.88

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Solution

The fourth proportional to 4,122.27, 5,688.74 and 2,233.88 is: 3,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.27 : 5,688.74 = 2,233.88 : x
  2. Step 2: Convert to fraction form
    4,122.27/5,688.74 = 2,233.88/x
  3. Step 3: Cross multiply
    4,122.27x = 5,688.74 × 2,233.88
  4. Step 4: Simplify right side
    4,122.27x = 12,707,939.65
  5. Step 5: Solve for x
    x = 12,707,939.65/4,122.27
  6. Step 6: Final answer
    x = 3,082.75

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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.