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Finding the Fourth Proportional to 5,787.48, 8,685.81 and 3,014.94

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Solution

The fourth proportional to 5,787.48, 8,685.81 and 3,014.94 is: 4,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.48 : 8,685.81 = 3,014.94 : x
  2. Step 2: Convert to fraction form
    5,787.48/8,685.81 = 3,014.94/x
  3. Step 3: Cross multiply
    5,787.48x = 8,685.81 × 3,014.94
  4. Step 4: Simplify right side
    5,787.48x = 26,187,196.00
  5. Step 5: Solve for x
    x = 26,187,196.00/5,787.48
  6. Step 6: Final answer
    x = 4,524.80

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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.