Home / 11,916.08-16,444.94-6,881.22

Finding the Fourth Proportional to 11,916.08, 16,444.94 and 6,881.22

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Solution

The fourth proportional to 11,916.08, 16,444.94 and 6,881.22 is: 9,496.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916.08 : 16,444.94 = 6,881.22 : x
  2. Step 2: Convert to fraction form
    11,916.08/16,444.94 = 6,881.22/x
  3. Step 3: Cross multiply
    11,916.08x = 16,444.94 × 6,881.22
  4. Step 4: Simplify right side
    11,916.08x = 113,161,250.03
  5. Step 5: Solve for x
    x = 113,161,250.03/11,916.08
  6. Step 6: Final answer
    x = 9,496.52

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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.