Home / 4,082.42-5,628.45-2,644.23

Finding the Fourth Proportional to 4,082.42, 5,628.45 and 2,644.23

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Solution

The fourth proportional to 4,082.42, 5,628.45 and 2,644.23 is: 3,645.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.42 : 5,628.45 = 2,644.23 : x
  2. Step 2: Convert to fraction form
    4,082.42/5,628.45 = 2,644.23/x
  3. Step 3: Cross multiply
    4,082.42x = 5,628.45 × 2,644.23
  4. Step 4: Simplify right side
    4,082.42x = 14,882,915.71
  5. Step 5: Solve for x
    x = 14,882,915.71/4,082.42
  6. Step 6: Final answer
    x = 3,645.61

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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.