Home / 11,165.09-16,746.03-3,768.57

Finding the Fourth Proportional to 11,165.09, 16,746.03 and 3,768.57

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Solution

The fourth proportional to 11,165.09, 16,746.03 and 3,768.57 is: 5,652.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.09 : 16,746.03 = 3,768.57 : x
  2. Step 2: Convert to fraction form
    11,165.09/16,746.03 = 3,768.57/x
  3. Step 3: Cross multiply
    11,165.09x = 16,746.03 × 3,768.57
  4. Step 4: Simplify right side
    11,165.09x = 63,108,586.28
  5. Step 5: Solve for x
    x = 63,108,586.28/11,165.09
  6. Step 6: Final answer
    x = 5,652.32

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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.