Home / 4,215.36-6,324.45-2,653.54

Finding the Fourth Proportional to 4,215.36, 6,324.45 and 2,653.54

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Solution

The fourth proportional to 4,215.36, 6,324.45 and 2,653.54 is: 3,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.36 : 6,324.45 = 2,653.54 : x
  2. Step 2: Convert to fraction form
    4,215.36/6,324.45 = 2,653.54/x
  3. Step 3: Cross multiply
    4,215.36x = 6,324.45 × 2,653.54
  4. Step 4: Simplify right side
    4,215.36x = 16,782,181.05
  5. Step 5: Solve for x
    x = 16,782,181.05/4,215.36
  6. Step 6: Final answer
    x = 3,981.20

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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.