Home / 1,843.18-2,542.66-1,319.52

Finding the Fourth Proportional to 1,843.18, 2,542.66 and 1,319.52

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Solution

The fourth proportional to 1,843.18, 2,542.66 and 1,319.52 is: 1,820.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.18 : 2,542.66 = 1,319.52 : x
  2. Step 2: Convert to fraction form
    1,843.18/2,542.66 = 1,319.52/x
  3. Step 3: Cross multiply
    1,843.18x = 2,542.66 × 1,319.52
  4. Step 4: Simplify right side
    1,843.18x = 3,355,090.72
  5. Step 5: Solve for x
    x = 3,355,090.72/1,843.18
  6. Step 6: Final answer
    x = 1,820.27

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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.