Home / 11,911.29-17,838.48-6,633.18

Finding the Fourth Proportional to 11,911.29, 17,838.48 and 6,633.18

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Solution

The fourth proportional to 11,911.29, 17,838.48 and 6,633.18 is: 9,933.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,911.29 : 17,838.48 = 6,633.18 : x
  2. Step 2: Convert to fraction form
    11,911.29/17,838.48 = 6,633.18/x
  3. Step 3: Cross multiply
    11,911.29x = 17,838.48 × 6,633.18
  4. Step 4: Simplify right side
    11,911.29x = 118,325,848.77
  5. Step 5: Solve for x
    x = 118,325,848.77/11,911.29
  6. Step 6: Final answer
    x = 9,933.92

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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.