Home / 4,288.26-6,436.36-2,648.02

Finding the Fourth Proportional to 4,288.26, 6,436.36 and 2,648.02

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Solution

The fourth proportional to 4,288.26, 6,436.36 and 2,648.02 is: 3,974.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.26 : 6,436.36 = 2,648.02 : x
  2. Step 2: Convert to fraction form
    4,288.26/6,436.36 = 2,648.02/x
  3. Step 3: Cross multiply
    4,288.26x = 6,436.36 × 2,648.02
  4. Step 4: Simplify right side
    4,288.26x = 17,043,610.01
  5. Step 5: Solve for x
    x = 17,043,610.01/4,288.26
  6. Step 6: Final answer
    x = 3,974.48

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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.