Home / 5,223.05-7,832.61-2,102.00

Finding the Fourth Proportional to 5,223.05, 7,832.61 and 2,102.00

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Solution

The fourth proportional to 5,223.05, 7,832.61 and 2,102.00 is: 3,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.05 : 7,832.61 = 2,102.00 : x
  2. Step 2: Convert to fraction form
    5,223.05/7,832.61 = 2,102.00/x
  3. Step 3: Cross multiply
    5,223.05x = 7,832.61 × 2,102.00
  4. Step 4: Simplify right side
    5,223.05x = 16,464,107.06
  5. Step 5: Solve for x
    x = 16,464,107.06/5,223.05
  6. Step 6: Final answer
    x = 3,152.20

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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.