Home / 9,761.06-14,644.35-3,921.77

Finding the Fourth Proportional to 9,761.06, 14,644.35 and 3,921.77

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Solution

The fourth proportional to 9,761.06, 14,644.35 and 3,921.77 is: 5,883.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,761.06 : 14,644.35 = 3,921.77 : x
  2. Step 2: Convert to fraction form
    9,761.06/14,644.35 = 3,921.77/x
  3. Step 3: Cross multiply
    9,761.06x = 14,644.35 × 3,921.77
  4. Step 4: Simplify right side
    9,761.06x = 57,431,699.28
  5. Step 5: Solve for x
    x = 57,431,699.28/9,761.06
  6. Step 6: Final answer
    x = 5,883.76

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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.