Home / 2,091.48-2,886.26-1,160.04

Finding the Fourth Proportional to 2,091.48, 2,886.26 and 1,160.04

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Solution

The fourth proportional to 2,091.48, 2,886.26 and 1,160.04 is: 1,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091.48 : 2,886.26 = 1,160.04 : x
  2. Step 2: Convert to fraction form
    2,091.48/2,886.26 = 1,160.04/x
  3. Step 3: Cross multiply
    2,091.48x = 2,886.26 × 1,160.04
  4. Step 4: Simplify right side
    2,091.48x = 3,348,177.05
  5. Step 5: Solve for x
    x = 3,348,177.05/2,091.48
  6. Step 6: Final answer
    x = 1,600.86

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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.