Home / 7,490.52-11,225.94-6,511.96

Finding the Fourth Proportional to 7,490.52, 11,225.94 and 6,511.96

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Solution

The fourth proportional to 7,490.52, 11,225.94 and 6,511.96 is: 9,759.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.52 : 11,225.94 = 6,511.96 : x
  2. Step 2: Convert to fraction form
    7,490.52/11,225.94 = 6,511.96/x
  3. Step 3: Cross multiply
    7,490.52x = 11,225.94 × 6,511.96
  4. Step 4: Simplify right side
    7,490.52x = 73,102,872.24
  5. Step 5: Solve for x
    x = 73,102,872.24/7,490.52
  6. Step 6: Final answer
    x = 9,759.39

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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.