Home / 1,964.44-2,710.83-1,125.48

Finding the Fourth Proportional to 1,964.44, 2,710.83 and 1,125.48

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Solution

The fourth proportional to 1,964.44, 2,710.83 and 1,125.48 is: 1,553.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.44 : 2,710.83 = 1,125.48 : x
  2. Step 2: Convert to fraction form
    1,964.44/2,710.83 = 1,125.48/x
  3. Step 3: Cross multiply
    1,964.44x = 2,710.83 × 1,125.48
  4. Step 4: Simplify right side
    1,964.44x = 3,050,984.95
  5. Step 5: Solve for x
    x = 3,050,984.95/1,964.44
  6. Step 6: Final answer
    x = 1,553.11

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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.