Home / 2,110.36-3,163.01-983.10

Finding the Fourth Proportional to 2,110.36, 3,163.01 and 983.10

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Solution

The fourth proportional to 2,110.36, 3,163.01 and 983.10 is: 1,473.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.36 : 3,163.01 = 983.10 : x
  2. Step 2: Convert to fraction form
    2,110.36/3,163.01 = 983.10/x
  3. Step 3: Cross multiply
    2,110.36x = 3,163.01 × 983.10
  4. Step 4: Simplify right side
    2,110.36x = 3,109,567.61
  5. Step 5: Solve for x
    x = 3,109,567.61/2,110.36
  6. Step 6: Final answer
    x = 1,473.48

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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.