Home / 11,916.93-16,446.14-6,881.36

Finding the Fourth Proportional to 11,916.93, 16,446.14 and 6,881.36

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Solution

The fourth proportional to 11,916.93, 16,446.14 and 6,881.36 is: 9,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916.93 : 16,446.14 = 6,881.36 : x
  2. Step 2: Convert to fraction form
    11,916.93/16,446.14 = 6,881.36/x
  3. Step 3: Cross multiply
    11,916.93x = 16,446.14 × 6,881.36
  4. Step 4: Simplify right side
    11,916.93x = 113,171,806.60
  5. Step 5: Solve for x
    x = 113,171,806.60/11,916.93
  6. Step 6: Final answer
    x = 9,496.73

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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.