Home / 3,743.61-5,166.09-2,065.01

Finding the Fourth Proportional to 3,743.61, 5,166.09 and 2,065.01

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Solution

The fourth proportional to 3,743.61, 5,166.09 and 2,065.01 is: 2,849.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.61 : 5,166.09 = 2,065.01 : x
  2. Step 2: Convert to fraction form
    3,743.61/5,166.09 = 2,065.01/x
  3. Step 3: Cross multiply
    3,743.61x = 5,166.09 × 2,065.01
  4. Step 4: Simplify right side
    3,743.61x = 10,668,001.68
  5. Step 5: Solve for x
    x = 10,668,001.68/3,743.61
  6. Step 6: Final answer
    x = 2,849.66

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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.