Home / 11,165.91-16,738.80-6,160.69

Finding the Fourth Proportional to 11,165.91, 16,738.80 and 6,160.69

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Solution

The fourth proportional to 11,165.91, 16,738.80 and 6,160.69 is: 9,235.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.91 : 16,738.80 = 6,160.69 : x
  2. Step 2: Convert to fraction form
    11,165.91/16,738.80 = 6,160.69/x
  3. Step 3: Cross multiply
    11,165.91x = 16,738.80 × 6,160.69
  4. Step 4: Simplify right side
    11,165.91x = 103,122,557.77
  5. Step 5: Solve for x
    x = 103,122,557.77/11,165.91
  6. Step 6: Final answer
    x = 9,235.48

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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.