Home / 11,787.53-17,666.70-5,940.95

Finding the Fourth Proportional to 11,787.53, 17,666.70 and 5,940.95

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Solution

The fourth proportional to 11,787.53, 17,666.70 and 5,940.95 is: 8,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.53 : 17,666.70 = 5,940.95 : x
  2. Step 2: Convert to fraction form
    11,787.53/17,666.70 = 5,940.95/x
  3. Step 3: Cross multiply
    11,787.53x = 17,666.70 × 5,940.95
  4. Step 4: Simplify right side
    11,787.53x = 104,956,893.03
  5. Step 5: Solve for x
    x = 104,956,893.03/11,787.53
  6. Step 6: Final answer
    x = 8,904.07

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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.