Home / 5,814.53-8,724.12-2,117.01

Finding the Fourth Proportional to 5,814.53, 8,724.12 and 2,117.01

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Solution

The fourth proportional to 5,814.53, 8,724.12 and 2,117.01 is: 3,176.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.53 : 8,724.12 = 2,117.01 : x
  2. Step 2: Convert to fraction form
    5,814.53/8,724.12 = 2,117.01/x
  3. Step 3: Cross multiply
    5,814.53x = 8,724.12 × 2,117.01
  4. Step 4: Simplify right side
    5,814.53x = 18,469,049.28
  5. Step 5: Solve for x
    x = 18,469,049.28/5,814.53
  6. Step 6: Final answer
    x = 3,176.36

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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.