Home / 3,720.96-5,583.24-2,632.32

Finding the Fourth Proportional to 3,720.96, 5,583.24 and 2,632.32

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Solution

The fourth proportional to 3,720.96, 5,583.24 and 2,632.32 is: 3,949.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720.96 : 5,583.24 = 2,632.32 : x
  2. Step 2: Convert to fraction form
    3,720.96/5,583.24 = 2,632.32/x
  3. Step 3: Cross multiply
    3,720.96x = 5,583.24 × 2,632.32
  4. Step 4: Simplify right side
    3,720.96x = 14,696,874.32
  5. Step 5: Solve for x
    x = 14,696,874.32/3,720.96
  6. Step 6: Final answer
    x = 3,949.75

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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.