Home / 1,995.04-2,753.12-1,110.82

Finding the Fourth Proportional to 1,995.04, 2,753.12 and 1,110.82

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Solution

The fourth proportional to 1,995.04, 2,753.12 and 1,110.82 is: 1,532.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995.04 : 2,753.12 = 1,110.82 : x
  2. Step 2: Convert to fraction form
    1,995.04/2,753.12 = 1,110.82/x
  3. Step 3: Cross multiply
    1,995.04x = 2,753.12 × 1,110.82
  4. Step 4: Simplify right side
    1,995.04x = 3,058,220.76
  5. Step 5: Solve for x
    x = 3,058,220.76/1,995.04
  6. Step 6: Final answer
    x = 1,532.91

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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.