Home / 5,776.62-8,664.86-1,394.04

Finding the Fourth Proportional to 5,776.62, 8,664.86 and 1,394.04

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Solution

The fourth proportional to 5,776.62, 8,664.86 and 1,394.04 is: 2,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776.62 : 8,664.86 = 1,394.04 : x
  2. Step 2: Convert to fraction form
    5,776.62/8,664.86 = 1,394.04/x
  3. Step 3: Cross multiply
    5,776.62x = 8,664.86 × 1,394.04
  4. Step 4: Simplify right side
    5,776.62x = 12,079,154.46
  5. Step 5: Solve for x
    x = 12,079,154.46/5,776.62
  6. Step 6: Final answer
    x = 2,091.04

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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.