Home / 1,963.10-2,707.89-1,166.13

Finding the Fourth Proportional to 1,963.10, 2,707.89 and 1,166.13

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Solution

The fourth proportional to 1,963.10, 2,707.89 and 1,166.13 is: 1,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963.10 : 2,707.89 = 1,166.13 : x
  2. Step 2: Convert to fraction form
    1,963.10/2,707.89 = 1,166.13/x
  3. Step 3: Cross multiply
    1,963.10x = 2,707.89 × 1,166.13
  4. Step 4: Simplify right side
    1,963.10x = 3,157,751.77
  5. Step 5: Solve for x
    x = 3,157,751.77/1,963.10
  6. Step 6: Final answer
    x = 1,608.56

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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.