Home / 7,647.83-11,464.95-2,716.82

Finding the Fourth Proportional to 7,647.83, 11,464.95 and 2,716.82

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Solution

The fourth proportional to 7,647.83, 11,464.95 and 2,716.82 is: 4,072.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.83 : 11,464.95 = 2,716.82 : x
  2. Step 2: Convert to fraction form
    7,647.83/11,464.95 = 2,716.82/x
  3. Step 3: Cross multiply
    7,647.83x = 11,464.95 × 2,716.82
  4. Step 4: Simplify right side
    7,647.83x = 31,148,205.46
  5. Step 5: Solve for x
    x = 31,148,205.46/7,647.83
  6. Step 6: Final answer
    x = 4,072.82

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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.