Home / 9,961.06-14,940.86-3,718.66

Finding the Fourth Proportional to 9,961.06, 14,940.86 and 3,718.66

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Solution

The fourth proportional to 9,961.06, 14,940.86 and 3,718.66 is: 5,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.06 : 14,940.86 = 3,718.66 : x
  2. Step 2: Convert to fraction form
    9,961.06/14,940.86 = 3,718.66/x
  3. Step 3: Cross multiply
    9,961.06x = 14,940.86 × 3,718.66
  4. Step 4: Simplify right side
    9,961.06x = 55,559,978.45
  5. Step 5: Solve for x
    x = 55,559,978.45/9,961.06
  6. Step 6: Final answer
    x = 5,577.72

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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.