Home / 3,001.13-4,141.61-1,656.80

Finding the Fourth Proportional to 3,001.13, 4,141.61 and 1,656.80

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Solution

The fourth proportional to 3,001.13, 4,141.61 and 1,656.80 is: 2,286.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.13 : 4,141.61 = 1,656.80 : x
  2. Step 2: Convert to fraction form
    3,001.13/4,141.61 = 1,656.80/x
  3. Step 3: Cross multiply
    3,001.13x = 4,141.61 × 1,656.80
  4. Step 4: Simplify right side
    3,001.13x = 6,861,844.82
  5. Step 5: Solve for x
    x = 6,861,844.82/3,001.13
  6. Step 6: Final answer
    x = 2,286.42

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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.