Home / 5,864.28-8,794.05-2,115

Finding the Fourth Proportional to 5,864.28, 8,794.05 and 2,115

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Solution

The fourth proportional to 5,864.28, 8,794.05 and 2,115 is: 3,171.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,864.28 : 8,794.05 = 2,115 : x
  2. Step 2: Convert to fraction form
    5,864.28/8,794.05 = 2,115/x
  3. Step 3: Cross multiply
    5,864.28x = 8,794.05 × 2,115
  4. Step 4: Simplify right side
    5,864.28x = 18,599,415.75
  5. Step 5: Solve for x
    x = 18,599,415.75/5,864.28
  6. Step 6: Final answer
    x = 3,171.65

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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.