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Finding the Fourth Proportional to 1,995.84, 2,993.76 and 1,610.28

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Solution

The fourth proportional to 1,995.84, 2,993.76 and 1,610.28 is: 2,415.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995.84 : 2,993.76 = 1,610.28 : x
  2. Step 2: Convert to fraction form
    1,995.84/2,993.76 = 1,610.28/x
  3. Step 3: Cross multiply
    1,995.84x = 2,993.76 × 1,610.28
  4. Step 4: Simplify right side
    1,995.84x = 4,820,791.85
  5. Step 5: Solve for x
    x = 4,820,791.85/1,995.84
  6. Step 6: Final answer
    x = 2,415.42

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1.5x scale

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.