Home / 5,887.84-8,121.62-3,496.19

Finding the Fourth Proportional to 5,887.84, 8,121.62 and 3,496.19

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Solution

The fourth proportional to 5,887.84, 8,121.62 and 3,496.19 is: 4,822.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.84 : 8,121.62 = 3,496.19 : x
  2. Step 2: Convert to fraction form
    5,887.84/8,121.62 = 3,496.19/x
  3. Step 3: Cross multiply
    5,887.84x = 8,121.62 × 3,496.19
  4. Step 4: Simplify right side
    5,887.84x = 28,394,726.63
  5. Step 5: Solve for x
    x = 28,394,726.63/5,887.84
  6. Step 6: Final answer
    x = 4,822.61

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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.