Home / 11,113.48-16,661.57-5,563.97

Finding the Fourth Proportional to 11,113.48, 16,661.57 and 5,563.97

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Solution

The fourth proportional to 11,113.48, 16,661.57 and 5,563.97 is: 8,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.48 : 16,661.57 = 5,563.97 : x
  2. Step 2: Convert to fraction form
    11,113.48/16,661.57 = 5,563.97/x
  3. Step 3: Cross multiply
    11,113.48x = 16,661.57 × 5,563.97
  4. Step 4: Simplify right side
    11,113.48x = 92,704,364.51
  5. Step 5: Solve for x
    x = 92,704,364.51/11,113.48
  6. Step 6: Final answer
    x = 8,341.61

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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.