Home / 8,961.93-13,434.70-3,768.17

Finding the Fourth Proportional to 8,961.93, 13,434.70 and 3,768.17

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Solution

The fourth proportional to 8,961.93, 13,434.70 and 3,768.17 is: 5,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961.93 : 13,434.70 = 3,768.17 : x
  2. Step 2: Convert to fraction form
    8,961.93/13,434.70 = 3,768.17/x
  3. Step 3: Cross multiply
    8,961.93x = 13,434.70 × 3,768.17
  4. Step 4: Simplify right side
    8,961.93x = 50,624,214.66
  5. Step 5: Solve for x
    x = 50,624,214.66/8,961.93
  6. Step 6: Final answer
    x = 5,648.81

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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.