Home / 2,346.72-3,238.36-1,352.14

Finding the Fourth Proportional to 2,346.72, 3,238.36 and 1,352.14

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Solution

The fourth proportional to 2,346.72, 3,238.36 and 1,352.14 is: 1,865.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.72 : 3,238.36 = 1,352.14 : x
  2. Step 2: Convert to fraction form
    2,346.72/3,238.36 = 1,352.14/x
  3. Step 3: Cross multiply
    2,346.72x = 3,238.36 × 1,352.14
  4. Step 4: Simplify right side
    2,346.72x = 4,378,709.68
  5. Step 5: Solve for x
    x = 4,378,709.68/2,346.72
  6. Step 6: Final answer
    x = 1,865.89

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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.