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Finding the Fourth Proportional to 5,792.98, 8,682.12 and 2,091.04

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Solution

The fourth proportional to 5,792.98, 8,682.12 and 2,091.04 is: 3,133.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792.98 : 8,682.12 = 2,091.04 : x
  2. Step 2: Convert to fraction form
    5,792.98/8,682.12 = 2,091.04/x
  3. Step 3: Cross multiply
    5,792.98x = 8,682.12 × 2,091.04
  4. Step 4: Simplify right side
    5,792.98x = 18,154,660.20
  5. Step 5: Solve for x
    x = 18,154,660.20/5,792.98
  6. Step 6: Final answer
    x = 3,133.91

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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.