Home / 4,215.20-6,322.92-3,734.24

Finding the Fourth Proportional to 4,215.20, 6,322.92 and 3,734.24

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Solution

The fourth proportional to 4,215.20, 6,322.92 and 3,734.24 is: 5,601.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.20 : 6,322.92 = 3,734.24 : x
  2. Step 2: Convert to fraction form
    4,215.20/6,322.92 = 3,734.24/x
  3. Step 3: Cross multiply
    4,215.20x = 6,322.92 × 3,734.24
  4. Step 4: Simplify right side
    4,215.20x = 23,611,300.78
  5. Step 5: Solve for x
    x = 23,611,300.78/4,215.20
  6. Step 6: Final answer
    x = 5,601.47

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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.