Home / 9,936.72-14,905.08-4,093.76

Finding the Fourth Proportional to 9,936.72, 14,905.08 and 4,093.76

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Solution

The fourth proportional to 9,936.72, 14,905.08 and 4,093.76 is: 6,140.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.72 : 14,905.08 = 4,093.76 : x
  2. Step 2: Convert to fraction form
    9,936.72/14,905.08 = 4,093.76/x
  3. Step 3: Cross multiply
    9,936.72x = 14,905.08 × 4,093.76
  4. Step 4: Simplify right side
    9,936.72x = 61,017,820.30
  5. Step 5: Solve for x
    x = 61,017,820.30/9,936.72
  6. Step 6: Final answer
    x = 6,140.64

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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.