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Finding the Fourth Proportional to 8,588.84, 12,883.55 and 4,084.95

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Solution

The fourth proportional to 8,588.84, 12,883.55 and 4,084.95 is: 6,127.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.84 : 12,883.55 = 4,084.95 : x
  2. Step 2: Convert to fraction form
    8,588.84/12,883.55 = 4,084.95/x
  3. Step 3: Cross multiply
    8,588.84x = 12,883.55 × 4,084.95
  4. Step 4: Simplify right side
    8,588.84x = 52,628,637.15
  5. Step 5: Solve for x
    x = 52,628,637.15/8,588.84
  6. Step 6: Final answer
    x = 6,127.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.