Home / 8,766.87-12,098.33-4,787.98

Finding the Fourth Proportional to 8,766.87, 12,098.33 and 4,787.98

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Solution

The fourth proportional to 8,766.87, 12,098.33 and 4,787.98 is: 6,607.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.87 : 12,098.33 = 4,787.98 : x
  2. Step 2: Convert to fraction form
    8,766.87/12,098.33 = 4,787.98/x
  3. Step 3: Cross multiply
    8,766.87x = 12,098.33 × 4,787.98
  4. Step 4: Simplify right side
    8,766.87x = 57,926,562.07
  5. Step 5: Solve for x
    x = 57,926,562.07/8,766.87
  6. Step 6: Final answer
    x = 6,607.44

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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.