Home / 4,230.36-6,335.92-3,640.67

Finding the Fourth Proportional to 4,230.36, 6,335.92 and 3,640.67

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Solution

The fourth proportional to 4,230.36, 6,335.92 and 3,640.67 is: 5,452.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.36 : 6,335.92 = 3,640.67 : x
  2. Step 2: Convert to fraction form
    4,230.36/6,335.92 = 3,640.67/x
  3. Step 3: Cross multiply
    4,230.36x = 6,335.92 × 3,640.67
  4. Step 4: Simplify right side
    4,230.36x = 23,067,008.32
  5. Step 5: Solve for x
    x = 23,067,008.32/4,230.36
  6. Step 6: Final answer
    x = 5,452.72

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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.