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Finding the Fourth Proportional to 5,859.78, 8,085.93 and 3,341.76

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Solution

The fourth proportional to 5,859.78, 8,085.93 and 3,341.76 is: 4,611.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.78 : 8,085.93 = 3,341.76 : x
  2. Step 2: Convert to fraction form
    5,859.78/8,085.93 = 3,341.76/x
  3. Step 3: Cross multiply
    5,859.78x = 8,085.93 × 3,341.76
  4. Step 4: Simplify right side
    5,859.78x = 27,021,237.44
  5. Step 5: Solve for x
    x = 27,021,237.44/5,859.78
  6. Step 6: Final answer
    x = 4,611.31

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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.