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Finding the Fourth Proportional to 4,008.61, 6,014.13 and 2,840.87

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Solution

The fourth proportional to 4,008.61, 6,014.13 and 2,840.87 is: 4,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.61 : 6,014.13 = 2,840.87 : x
  2. Step 2: Convert to fraction form
    4,008.61/6,014.13 = 2,840.87/x
  3. Step 3: Cross multiply
    4,008.61x = 6,014.13 × 2,840.87
  4. Step 4: Simplify right side
    4,008.61x = 17,085,361.49
  5. Step 5: Solve for x
    x = 17,085,361.49/4,008.61
  6. Step 6: Final answer
    x = 4,262.17

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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.