Home / 3,927.53-5,891.46-1,555.60

Finding the Fourth Proportional to 3,927.53, 5,891.46 and 1,555.60

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Solution

The fourth proportional to 3,927.53, 5,891.46 and 1,555.60 is: 2,333.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.53 : 5,891.46 = 1,555.60 : x
  2. Step 2: Convert to fraction form
    3,927.53/5,891.46 = 1,555.60/x
  3. Step 3: Cross multiply
    3,927.53x = 5,891.46 × 1,555.60
  4. Step 4: Simplify right side
    3,927.53x = 9,164,755.18
  5. Step 5: Solve for x
    x = 9,164,755.18/3,927.53
  6. Step 6: Final answer
    x = 2,333.47

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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.