Home / 8,766.57-12,098.04-4,787.84

Finding the Fourth Proportional to 8,766.57, 12,098.04 and 4,787.84

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Solution

The fourth proportional to 8,766.57, 12,098.04 and 4,787.84 is: 6,607.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.57 : 12,098.04 = 4,787.84 : x
  2. Step 2: Convert to fraction form
    8,766.57/12,098.04 = 4,787.84/x
  3. Step 3: Cross multiply
    8,766.57x = 12,098.04 × 4,787.84
  4. Step 4: Simplify right side
    8,766.57x = 57,923,419.34
  5. Step 5: Solve for x
    x = 57,923,419.34/8,766.57
  6. Step 6: Final answer
    x = 6,607.31

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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.