Home / 3,001.36-4,141.56-1,822

Finding the Fourth Proportional to 3,001.36, 4,141.56 and 1,822

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Solution

The fourth proportional to 3,001.36, 4,141.56 and 1,822 is: 2,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.36 : 4,141.56 = 1,822 : x
  2. Step 2: Convert to fraction form
    3,001.36/4,141.56 = 1,822/x
  3. Step 3: Cross multiply
    3,001.36x = 4,141.56 × 1,822
  4. Step 4: Simplify right side
    3,001.36x = 7,545,922.32
  5. Step 5: Solve for x
    x = 7,545,922.32/3,001.36
  6. Step 6: Final answer
    x = 2,514.17

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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.