Home / 12,116.05-18,181.22-6,569.26

Finding the Fourth Proportional to 12,116.05, 18,181.22 and 6,569.26

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Solution

The fourth proportional to 12,116.05, 18,181.22 and 6,569.26 is: 9,857.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116.05 : 18,181.22 = 6,569.26 : x
  2. Step 2: Convert to fraction form
    12,116.05/18,181.22 = 6,569.26/x
  3. Step 3: Cross multiply
    12,116.05x = 18,181.22 × 6,569.26
  4. Step 4: Simplify right side
    12,116.05x = 119,437,161.30
  5. Step 5: Solve for x
    x = 119,437,161.30/12,116.05
  6. Step 6: Final answer
    x = 9,857.76

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1.5x scale

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.