Home / 4,453.19-6,679.71-1,333.22

Finding the Fourth Proportional to 4,453.19, 6,679.71 and 1,333.22

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Solution

The fourth proportional to 4,453.19, 6,679.71 and 1,333.22 is: 1,999.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.19 : 6,679.71 = 1,333.22 : x
  2. Step 2: Convert to fraction form
    4,453.19/6,679.71 = 1,333.22/x
  3. Step 3: Cross multiply
    4,453.19x = 6,679.71 × 1,333.22
  4. Step 4: Simplify right side
    4,453.19x = 8,905,522.97
  5. Step 5: Solve for x
    x = 8,905,522.97/4,453.19
  6. Step 6: Final answer
    x = 1,999.81

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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.