Home / 9,309.72-13,963.32-3,766.08

Finding the Fourth Proportional to 9,309.72, 13,963.32 and 3,766.08

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Solution

The fourth proportional to 9,309.72, 13,963.32 and 3,766.08 is: 5,648.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309.72 : 13,963.32 = 3,766.08 : x
  2. Step 2: Convert to fraction form
    9,309.72/13,963.32 = 3,766.08/x
  3. Step 3: Cross multiply
    9,309.72x = 13,963.32 × 3,766.08
  4. Step 4: Simplify right side
    9,309.72x = 52,586,980.19
  5. Step 5: Solve for x
    x = 52,586,980.19/9,309.72
  6. Step 6: Final answer
    x = 5,648.61

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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.