Home / 2,127.32-3,190.98-1,033.82

Finding the Fourth Proportional to 2,127.32, 3,190.98 and 1,033.82

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Solution

The fourth proportional to 2,127.32, 3,190.98 and 1,033.82 is: 1,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.32 : 3,190.98 = 1,033.82 : x
  2. Step 2: Convert to fraction form
    2,127.32/3,190.98 = 1,033.82/x
  3. Step 3: Cross multiply
    2,127.32x = 3,190.98 × 1,033.82
  4. Step 4: Simplify right side
    2,127.32x = 3,298,893.02
  5. Step 5: Solve for x
    x = 3,298,893.02/2,127.32
  6. Step 6: Final answer
    x = 1,550.73

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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.