Home / 11,701.82-16,148.30-6,396.52

Finding the Fourth Proportional to 11,701.82, 16,148.30 and 6,396.52

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Solution

The fourth proportional to 11,701.82, 16,148.30 and 6,396.52 is: 8,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701.82 : 16,148.30 = 6,396.52 : x
  2. Step 2: Convert to fraction form
    11,701.82/16,148.30 = 6,396.52/x
  3. Step 3: Cross multiply
    11,701.82x = 16,148.30 × 6,396.52
  4. Step 4: Simplify right side
    11,701.82x = 103,292,923.92
  5. Step 5: Solve for x
    x = 103,292,923.92/11,701.82
  6. Step 6: Final answer
    x = 8,827.08

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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.