Home / 2,433.72-3,644.80-1,260.60

Finding the Fourth Proportional to 2,433.72, 3,644.80 and 1,260.60

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Solution

The fourth proportional to 2,433.72, 3,644.80 and 1,260.60 is: 1,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.72 : 3,644.80 = 1,260.60 : x
  2. Step 2: Convert to fraction form
    2,433.72/3,644.80 = 1,260.60/x
  3. Step 3: Cross multiply
    2,433.72x = 3,644.80 × 1,260.60
  4. Step 4: Simplify right side
    2,433.72x = 4,594,634.88
  5. Step 5: Solve for x
    x = 4,594,634.88/2,433.72
  6. Step 6: Final answer
    x = 1,887.91

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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.