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Finding the Fourth Proportional to 5,863.72, 8,792.94 and 2,165.32

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Solution

The fourth proportional to 5,863.72, 8,792.94 and 2,165.32 is: 3,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,863.72 : 8,792.94 = 2,165.32 : x
  2. Step 2: Convert to fraction form
    5,863.72/8,792.94 = 2,165.32/x
  3. Step 3: Cross multiply
    5,863.72x = 8,792.94 × 2,165.32
  4. Step 4: Simplify right side
    5,863.72x = 19,039,528.84
  5. Step 5: Solve for x
    x = 19,039,528.84/5,863.72
  6. Step 6: Final answer
    x = 3,247.01

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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.