Home / 7,682.26-11,522.85-4,385.02

Finding the Fourth Proportional to 7,682.26, 11,522.85 and 4,385.02

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Solution

The fourth proportional to 7,682.26, 11,522.85 and 4,385.02 is: 6,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682.26 : 11,522.85 = 4,385.02 : x
  2. Step 2: Convert to fraction form
    7,682.26/11,522.85 = 4,385.02/x
  3. Step 3: Cross multiply
    7,682.26x = 11,522.85 × 4,385.02
  4. Step 4: Simplify right side
    7,682.26x = 50,527,927.71
  5. Step 5: Solve for x
    x = 50,527,927.71/7,682.26
  6. Step 6: Final answer
    x = 6,577.22

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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.