Home / 11,153.34-16,726.77-3,360.06

Finding the Fourth Proportional to 11,153.34, 16,726.77 and 3,360.06

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Solution

The fourth proportional to 11,153.34, 16,726.77 and 3,360.06 is: 5,039.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153.34 : 16,726.77 = 3,360.06 : x
  2. Step 2: Convert to fraction form
    11,153.34/16,726.77 = 3,360.06/x
  3. Step 3: Cross multiply
    11,153.34x = 16,726.77 × 3,360.06
  4. Step 4: Simplify right side
    11,153.34x = 56,202,950.81
  5. Step 5: Solve for x
    x = 56,202,950.81/11,153.34
  6. Step 6: Final answer
    x = 5,039.11

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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.