Home / 2,723.36-4,083.80-1,902

Finding the Fourth Proportional to 2,723.36, 4,083.80 and 1,902

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Solution

The fourth proportional to 2,723.36, 4,083.80 and 1,902 is: 2,852.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.36 : 4,083.80 = 1,902 : x
  2. Step 2: Convert to fraction form
    2,723.36/4,083.80 = 1,902/x
  3. Step 3: Cross multiply
    2,723.36x = 4,083.80 × 1,902
  4. Step 4: Simplify right side
    2,723.36x = 7,767,387.60
  5. Step 5: Solve for x
    x = 7,767,387.60/2,723.36
  6. Step 6: Final answer
    x = 2,852.13

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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.