Home / 2,236.69-3,086.14-1,352.47

Finding the Fourth Proportional to 2,236.69, 3,086.14 and 1,352.47

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Solution

The fourth proportional to 2,236.69, 3,086.14 and 1,352.47 is: 1,866.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.69 : 3,086.14 = 1,352.47 : x
  2. Step 2: Convert to fraction form
    2,236.69/3,086.14 = 1,352.47/x
  3. Step 3: Cross multiply
    2,236.69x = 3,086.14 × 1,352.47
  4. Step 4: Simplify right side
    2,236.69x = 4,173,911.77
  5. Step 5: Solve for x
    x = 4,173,911.77/2,236.69
  6. Step 6: Final answer
    x = 1,866.11

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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.