Home / 5,816.90-8,715.18-3,962

Finding the Fourth Proportional to 5,816.90, 8,715.18 and 3,962

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Solution

The fourth proportional to 5,816.90, 8,715.18 and 3,962 is: 5,936.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.90 : 8,715.18 = 3,962 : x
  2. Step 2: Convert to fraction form
    5,816.90/8,715.18 = 3,962/x
  3. Step 3: Cross multiply
    5,816.90x = 8,715.18 × 3,962
  4. Step 4: Simplify right side
    5,816.90x = 34,529,543.16
  5. Step 5: Solve for x
    x = 34,529,543.16/5,816.90
  6. Step 6: Final answer
    x = 5,936.07

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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.