Home / 4,292.26-6,439.02-1,518.43

Finding the Fourth Proportional to 4,292.26, 6,439.02 and 1,518.43

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Solution

The fourth proportional to 4,292.26, 6,439.02 and 1,518.43 is: 2,277.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.26 : 6,439.02 = 1,518.43 : x
  2. Step 2: Convert to fraction form
    4,292.26/6,439.02 = 1,518.43/x
  3. Step 3: Cross multiply
    4,292.26x = 6,439.02 × 1,518.43
  4. Step 4: Simplify right side
    4,292.26x = 9,777,201.14
  5. Step 5: Solve for x
    x = 9,777,201.14/4,292.26
  6. Step 6: Final answer
    x = 2,277.87

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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.