Home / 3,236.66-4,856.22-1,290.24

Finding the Fourth Proportional to 3,236.66, 4,856.22 and 1,290.24

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Solution

The fourth proportional to 3,236.66, 4,856.22 and 1,290.24 is: 1,935.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.66 : 4,856.22 = 1,290.24 : x
  2. Step 2: Convert to fraction form
    3,236.66/4,856.22 = 1,290.24/x
  3. Step 3: Cross multiply
    3,236.66x = 4,856.22 × 1,290.24
  4. Step 4: Simplify right side
    3,236.66x = 6,265,689.29
  5. Step 5: Solve for x
    x = 6,265,689.29/3,236.66
  6. Step 6: Final answer
    x = 1,935.85

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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.