Home / 8,229.98-11,357.29-4,453.07

Finding the Fourth Proportional to 8,229.98, 11,357.29 and 4,453.07

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Solution

The fourth proportional to 8,229.98, 11,357.29 and 4,453.07 is: 6,145.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229.98 : 11,357.29 = 4,453.07 : x
  2. Step 2: Convert to fraction form
    8,229.98/11,357.29 = 4,453.07/x
  3. Step 3: Cross multiply
    8,229.98x = 11,357.29 × 4,453.07
  4. Step 4: Simplify right side
    8,229.98x = 50,574,768.68
  5. Step 5: Solve for x
    x = 50,574,768.68/8,229.98
  6. Step 6: Final answer
    x = 6,145.19

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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.