Home / 7,406.26-10,220.49-4,049.10

Finding the Fourth Proportional to 7,406.26, 10,220.49 and 4,049.10

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Solution

The fourth proportional to 7,406.26, 10,220.49 and 4,049.10 is: 5,587.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.26 : 10,220.49 = 4,049.10 : x
  2. Step 2: Convert to fraction form
    7,406.26/10,220.49 = 4,049.10/x
  3. Step 3: Cross multiply
    7,406.26x = 10,220.49 × 4,049.10
  4. Step 4: Simplify right side
    7,406.26x = 41,383,786.06
  5. Step 5: Solve for x
    x = 41,383,786.06/7,406.26
  6. Step 6: Final answer
    x = 5,587.68

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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.