Home / 4,151.88-6,229.71-1,555.02

Finding the Fourth Proportional to 4,151.88, 6,229.71 and 1,555.02

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Solution

The fourth proportional to 4,151.88, 6,229.71 and 1,555.02 is: 2,333.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.88 : 6,229.71 = 1,555.02 : x
  2. Step 2: Convert to fraction form
    4,151.88/6,229.71 = 1,555.02/x
  3. Step 3: Cross multiply
    4,151.88x = 6,229.71 × 1,555.02
  4. Step 4: Simplify right side
    4,151.88x = 9,687,323.64
  5. Step 5: Solve for x
    x = 9,687,323.64/4,151.88
  6. Step 6: Final answer
    x = 2,333.24

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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.