Home / 7,646.31-11,470.10-3,263.85

Finding the Fourth Proportional to 7,646.31, 11,470.10 and 3,263.85

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Solution

The fourth proportional to 7,646.31, 11,470.10 and 3,263.85 is: 4,896.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.31 : 11,470.10 = 3,263.85 : x
  2. Step 2: Convert to fraction form
    7,646.31/11,470.10 = 3,263.85/x
  3. Step 3: Cross multiply
    7,646.31x = 11,470.10 × 3,263.85
  4. Step 4: Simplify right side
    7,646.31x = 37,436,669.57
  5. Step 5: Solve for x
    x = 37,436,669.57/7,646.31
  6. Step 6: Final answer
    x = 4,896.04

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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.