Home / 2,743.29-4,107.60-1,442.01

Finding the Fourth Proportional to 2,743.29, 4,107.60 and 1,442.01

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Solution

The fourth proportional to 2,743.29, 4,107.60 and 1,442.01 is: 2,159.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.29 : 4,107.60 = 1,442.01 : x
  2. Step 2: Convert to fraction form
    2,743.29/4,107.60 = 1,442.01/x
  3. Step 3: Cross multiply
    2,743.29x = 4,107.60 × 1,442.01
  4. Step 4: Simplify right side
    2,743.29x = 5,923,200.28
  5. Step 5: Solve for x
    x = 5,923,200.28/2,743.29
  6. Step 6: Final answer
    x = 2,159.16

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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.