Home / 2,708.64-3,740.58-2,313.36

Finding the Fourth Proportional to 2,708.64, 3,740.58 and 2,313.36

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Solution

The fourth proportional to 2,708.64, 3,740.58 and 2,313.36 is: 3,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.64 : 3,740.58 = 2,313.36 : x
  2. Step 2: Convert to fraction form
    2,708.64/3,740.58 = 2,313.36/x
  3. Step 3: Cross multiply
    2,708.64x = 3,740.58 × 2,313.36
  4. Step 4: Simplify right side
    2,708.64x = 8,653,308.15
  5. Step 5: Solve for x
    x = 8,653,308.15/2,708.64
  6. Step 6: Final answer
    x = 3,194.71

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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.