Home / 4,551.36-6,826.52-1,431.24

Finding the Fourth Proportional to 4,551.36, 6,826.52 and 1,431.24

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Solution

The fourth proportional to 4,551.36, 6,826.52 and 1,431.24 is: 2,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.36 : 6,826.52 = 1,431.24 : x
  2. Step 2: Convert to fraction form
    4,551.36/6,826.52 = 1,431.24/x
  3. Step 3: Cross multiply
    4,551.36x = 6,826.52 × 1,431.24
  4. Step 4: Simplify right side
    4,551.36x = 9,770,388.48
  5. Step 5: Solve for x
    x = 9,770,388.48/4,551.36
  6. Step 6: Final answer
    x = 2,146.70

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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.