Home / 12,081.26-16,673.28-7,045.09

Finding the Fourth Proportional to 12,081.26, 16,673.28 and 7,045.09

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Solution

The fourth proportional to 12,081.26, 16,673.28 and 7,045.09 is: 9,722.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,081.26 : 16,673.28 = 7,045.09 : x
  2. Step 2: Convert to fraction form
    12,081.26/16,673.28 = 7,045.09/x
  3. Step 3: Cross multiply
    12,081.26x = 16,673.28 × 7,045.09
  4. Step 4: Simplify right side
    12,081.26x = 117,464,690.09
  5. Step 5: Solve for x
    x = 117,464,690.09/12,081.26
  6. Step 6: Final answer
    x = 9,722.88

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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.