Home / 4,453.26-6,679.92-1,333.32

Finding the Fourth Proportional to 4,453.26, 6,679.92 and 1,333.32

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Solution

The fourth proportional to 4,453.26, 6,679.92 and 1,333.32 is: 1,999.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.26 : 6,679.92 = 1,333.32 : x
  2. Step 2: Convert to fraction form
    4,453.26/6,679.92 = 1,333.32/x
  3. Step 3: Cross multiply
    4,453.26x = 6,679.92 × 1,333.32
  4. Step 4: Simplify right side
    4,453.26x = 8,906,470.93
  5. Step 5: Solve for x
    x = 8,906,470.93/4,453.26
  6. Step 6: Final answer
    x = 1,999.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.