Home / 7,836.10-11,754.22-2,641.96

Finding the Fourth Proportional to 7,836.10, 11,754.22 and 2,641.96

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Solution

The fourth proportional to 7,836.10, 11,754.22 and 2,641.96 is: 3,962.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.10 : 11,754.22 = 2,641.96 : x
  2. Step 2: Convert to fraction form
    7,836.10/11,754.22 = 2,641.96/x
  3. Step 3: Cross multiply
    7,836.10x = 11,754.22 × 2,641.96
  4. Step 4: Simplify right side
    7,836.10x = 31,054,179.07
  5. Step 5: Solve for x
    x = 31,054,179.07/7,836.10
  6. Step 6: Final answer
    x = 3,962.96

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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.