Home / 2,134.52-3,194.54-1,313.32

Finding the Fourth Proportional to 2,134.52, 3,194.54 and 1,313.32

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Solution

The fourth proportional to 2,134.52, 3,194.54 and 1,313.32 is: 1,965.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.52 : 3,194.54 = 1,313.32 : x
  2. Step 2: Convert to fraction form
    2,134.52/3,194.54 = 1,313.32/x
  3. Step 3: Cross multiply
    2,134.52x = 3,194.54 × 1,313.32
  4. Step 4: Simplify right side
    2,134.52x = 4,195,453.27
  5. Step 5: Solve for x
    x = 4,195,453.27/2,134.52
  6. Step 6: Final answer
    x = 1,965.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.