Home / 11,788.57-16,267.26-6,942.53

Finding the Fourth Proportional to 11,788.57, 16,267.26 and 6,942.53

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Solution

The fourth proportional to 11,788.57, 16,267.26 and 6,942.53 is: 9,580.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,788.57 : 16,267.26 = 6,942.53 : x
  2. Step 2: Convert to fraction form
    11,788.57/16,267.26 = 6,942.53/x
  3. Step 3: Cross multiply
    11,788.57x = 16,267.26 × 6,942.53
  4. Step 4: Simplify right side
    11,788.57x = 112,935,876.72
  5. Step 5: Solve for x
    x = 112,935,876.72/11,788.57
  6. Step 6: Final answer
    x = 9,580.12

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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.