Home / 6,782.05-10,172.10-2,624.02

Finding the Fourth Proportional to 6,782.05, 10,172.10 and 2,624.02

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Solution

The fourth proportional to 6,782.05, 10,172.10 and 2,624.02 is: 3,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.05 : 10,172.10 = 2,624.02 : x
  2. Step 2: Convert to fraction form
    6,782.05/10,172.10 = 2,624.02/x
  3. Step 3: Cross multiply
    6,782.05x = 10,172.10 × 2,624.02
  4. Step 4: Simplify right side
    6,782.05x = 26,691,793.84
  5. Step 5: Solve for x
    x = 26,691,793.84/6,782.05
  6. Step 6: Final answer
    x = 3,935.65

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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.