Home / 7,836.14-11,754.09-3,156.04

Finding the Fourth Proportional to 7,836.14, 11,754.09 and 3,156.04

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Solution

The fourth proportional to 7,836.14, 11,754.09 and 3,156.04 is: 4,734.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.14 : 11,754.09 = 3,156.04 : x
  2. Step 2: Convert to fraction form
    7,836.14/11,754.09 = 3,156.04/x
  3. Step 3: Cross multiply
    7,836.14x = 11,754.09 × 3,156.04
  4. Step 4: Simplify right side
    7,836.14x = 37,096,411.53
  5. Step 5: Solve for x
    x = 37,096,411.53/7,836.14
  6. Step 6: Final answer
    x = 4,734.01

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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.