Home / 2,392.44-3,583.02-1,218.72

Finding the Fourth Proportional to 2,392.44, 3,583.02 and 1,218.72

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Solution

The fourth proportional to 2,392.44, 3,583.02 and 1,218.72 is: 1,825.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.44 : 3,583.02 = 1,218.72 : x
  2. Step 2: Convert to fraction form
    2,392.44/3,583.02 = 1,218.72/x
  3. Step 3: Cross multiply
    2,392.44x = 3,583.02 × 1,218.72
  4. Step 4: Simplify right side
    2,392.44x = 4,366,698.13
  5. Step 5: Solve for x
    x = 4,366,698.13/2,392.44
  6. Step 6: Final answer
    x = 1,825.21

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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.