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Finding the Fourth Proportional to 5,894.84, 8,134.70 and 3,800.18

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Solution

The fourth proportional to 5,894.84, 8,134.70 and 3,800.18 is: 5,244.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,894.84 : 8,134.70 = 3,800.18 : x
  2. Step 2: Convert to fraction form
    5,894.84/8,134.70 = 3,800.18/x
  3. Step 3: Cross multiply
    5,894.84x = 8,134.70 × 3,800.18
  4. Step 4: Simplify right side
    5,894.84x = 30,913,324.25
  5. Step 5: Solve for x
    x = 30,913,324.25/5,894.84
  6. Step 6: Final answer
    x = 5,244.13

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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.