Home / 2,637.54-3,958.77-1,339.98

Finding the Fourth Proportional to 2,637.54, 3,958.77 and 1,339.98

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Solution

The fourth proportional to 2,637.54, 3,958.77 and 1,339.98 is: 2,011.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.54 : 3,958.77 = 1,339.98 : x
  2. Step 2: Convert to fraction form
    2,637.54/3,958.77 = 1,339.98/x
  3. Step 3: Cross multiply
    2,637.54x = 3,958.77 × 1,339.98
  4. Step 4: Simplify right side
    2,637.54x = 5,304,672.62
  5. Step 5: Solve for x
    x = 5,304,672.62/2,637.54
  6. Step 6: Final answer
    x = 2,011.22

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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.