Home / 8,591.51-11,859.84-5,906.57

Finding the Fourth Proportional to 8,591.51, 11,859.84 and 5,906.57

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Solution

The fourth proportional to 8,591.51, 11,859.84 and 5,906.57 is: 8,153.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591.51 : 11,859.84 = 5,906.57 : x
  2. Step 2: Convert to fraction form
    8,591.51/11,859.84 = 5,906.57/x
  3. Step 3: Cross multiply
    8,591.51x = 11,859.84 × 5,906.57
  4. Step 4: Simplify right side
    8,591.51x = 70,050,915.85
  5. Step 5: Solve for x
    x = 70,050,915.85/8,591.51
  6. Step 6: Final answer
    x = 8,153.51

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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.