Home / 11,789.12-17,680.93-3,466.91

Finding the Fourth Proportional to 11,789.12, 17,680.93 and 3,466.91

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Solution

The fourth proportional to 11,789.12, 17,680.93 and 3,466.91 is: 5,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.12 : 17,680.93 = 3,466.91 : x
  2. Step 2: Convert to fraction form
    11,789.12/17,680.93 = 3,466.91/x
  3. Step 3: Cross multiply
    11,789.12x = 17,680.93 × 3,466.91
  4. Step 4: Simplify right side
    11,789.12x = 61,298,193.03
  5. Step 5: Solve for x
    x = 61,298,193.03/11,789.12
  6. Step 6: Final answer
    x = 5,199.56

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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.