Home / 11,954.14-16,495.11-6,647.94

Finding the Fourth Proportional to 11,954.14, 16,495.11 and 6,647.94

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Solution

The fourth proportional to 11,954.14, 16,495.11 and 6,647.94 is: 9,173.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,954.14 : 16,495.11 = 6,647.94 : x
  2. Step 2: Convert to fraction form
    11,954.14/16,495.11 = 6,647.94/x
  3. Step 3: Cross multiply
    11,954.14x = 16,495.11 × 6,647.94
  4. Step 4: Simplify right side
    11,954.14x = 109,658,501.57
  5. Step 5: Solve for x
    x = 109,658,501.57/11,954.14
  6. Step 6: Final answer
    x = 9,173.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.