Home / 11,972.26-16,521.73-6,937.45

Finding the Fourth Proportional to 11,972.26, 16,521.73 and 6,937.45

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Solution

The fourth proportional to 11,972.26, 16,521.73 and 6,937.45 is: 9,573.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.26 : 16,521.73 = 6,937.45 : x
  2. Step 2: Convert to fraction form
    11,972.26/16,521.73 = 6,937.45/x
  3. Step 3: Cross multiply
    11,972.26x = 16,521.73 × 6,937.45
  4. Step 4: Simplify right side
    11,972.26x = 114,618,665.92
  5. Step 5: Solve for x
    x = 114,618,665.92/11,972.26
  6. Step 6: Final answer
    x = 9,573.69

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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.