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Finding the Fourth Proportional to 5,841.51, 8,760.39 and 1,891.92

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Solution

The fourth proportional to 5,841.51, 8,760.39 and 1,891.92 is: 2,837.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,841.51 : 8,760.39 = 1,891.92 : x
  2. Step 2: Convert to fraction form
    5,841.51/8,760.39 = 1,891.92/x
  3. Step 3: Cross multiply
    5,841.51x = 8,760.39 × 1,891.92
  4. Step 4: Simplify right side
    5,841.51x = 16,573,957.05
  5. Step 5: Solve for x
    x = 16,573,957.05/5,841.51
  6. Step 6: Final answer
    x = 2,837.27

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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.