Home / 6,397.92-9,616.40-4,674.24

Finding the Fourth Proportional to 6,397.92, 9,616.40 and 4,674.24

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Solution

The fourth proportional to 6,397.92, 9,616.40 and 4,674.24 is: 7,025.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.92 : 9,616.40 = 4,674.24 : x
  2. Step 2: Convert to fraction form
    6,397.92/9,616.40 = 4,674.24/x
  3. Step 3: Cross multiply
    6,397.92x = 9,616.40 × 4,674.24
  4. Step 4: Simplify right side
    6,397.92x = 44,949,361.54
  5. Step 5: Solve for x
    x = 44,949,361.54/6,397.92
  6. Step 6: Final answer
    x = 7,025.62

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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.