Home / 11,035.60-16,551-4,015.79

Finding the Fourth Proportional to 11,035.60, 16,551 and 4,015.79

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Solution

The fourth proportional to 11,035.60, 16,551 and 4,015.79 is: 6,022.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.60 : 16,551 = 4,015.79 : x
  2. Step 2: Convert to fraction form
    11,035.60/16,551 = 4,015.79/x
  3. Step 3: Cross multiply
    11,035.60x = 16,551 × 4,015.79
  4. Step 4: Simplify right side
    11,035.60x = 66,465,340.29
  5. Step 5: Solve for x
    x = 66,465,340.29/11,035.60
  6. Step 6: Final answer
    x = 6,022.81

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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.