Home / 11,787.84-16,267.41-6,752.50

Finding the Fourth Proportional to 11,787.84, 16,267.41 and 6,752.50

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Solution

The fourth proportional to 11,787.84, 16,267.41 and 6,752.50 is: 9,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.84 : 16,267.41 = 6,752.50 : x
  2. Step 2: Convert to fraction form
    11,787.84/16,267.41 = 6,752.50/x
  3. Step 3: Cross multiply
    11,787.84x = 16,267.41 × 6,752.50
  4. Step 4: Simplify right side
    11,787.84x = 109,845,669.10
  5. Step 5: Solve for x
    x = 109,845,669.10/11,787.84
  6. Step 6: Final answer
    x = 9,318.56

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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.