Home / 11,146.53-16,717.74-3,750.81

Finding the Fourth Proportional to 11,146.53, 16,717.74 and 3,750.81

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Solution

The fourth proportional to 11,146.53, 16,717.74 and 3,750.81 is: 5,625.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.53 : 16,717.74 = 3,750.81 : x
  2. Step 2: Convert to fraction form
    11,146.53/16,717.74 = 3,750.81/x
  3. Step 3: Cross multiply
    11,146.53x = 16,717.74 × 3,750.81
  4. Step 4: Simplify right side
    11,146.53x = 62,705,066.37
  5. Step 5: Solve for x
    x = 62,705,066.37/11,146.53
  6. Step 6: Final answer
    x = 5,625.52

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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.