Home / 3,427.29-5,141.52-1,236.24

Finding the Fourth Proportional to 3,427.29, 5,141.52 and 1,236.24

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Solution

The fourth proportional to 3,427.29, 5,141.52 and 1,236.24 is: 1,854.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427.29 : 5,141.52 = 1,236.24 : x
  2. Step 2: Convert to fraction form
    3,427.29/5,141.52 = 1,236.24/x
  3. Step 3: Cross multiply
    3,427.29x = 5,141.52 × 1,236.24
  4. Step 4: Simplify right side
    3,427.29x = 6,356,152.68
  5. Step 5: Solve for x
    x = 6,356,152.68/3,427.29
  6. Step 6: Final answer
    x = 1,854.57

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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.