Home / 2,317.98-3,198.80-1,270.02

Finding the Fourth Proportional to 2,317.98, 3,198.80 and 1,270.02

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Solution

The fourth proportional to 2,317.98, 3,198.80 and 1,270.02 is: 1,752.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.98 : 3,198.80 = 1,270.02 : x
  2. Step 2: Convert to fraction form
    2,317.98/3,198.80 = 1,270.02/x
  3. Step 3: Cross multiply
    2,317.98x = 3,198.80 × 1,270.02
  4. Step 4: Simplify right side
    2,317.98x = 4,062,539.98
  5. Step 5: Solve for x
    x = 4,062,539.98/2,317.98
  6. Step 6: Final answer
    x = 1,752.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.