Home / 1,843.02-2,543.36-1,003.73

Finding the Fourth Proportional to 1,843.02, 2,543.36 and 1,003.73

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Solution

The fourth proportional to 1,843.02, 2,543.36 and 1,003.73 is: 1,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.02 : 2,543.36 = 1,003.73 : x
  2. Step 2: Convert to fraction form
    1,843.02/2,543.36 = 1,003.73/x
  3. Step 3: Cross multiply
    1,843.02x = 2,543.36 × 1,003.73
  4. Step 4: Simplify right side
    1,843.02x = 2,552,829.00
  5. Step 5: Solve for x
    x = 2,552,829.00/1,843.02
  6. Step 6: Final answer
    x = 1,385.13

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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.