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Finding the Fourth Proportional to 5,836.25, 8,754.45 and 1,940.66

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Solution

The fourth proportional to 5,836.25, 8,754.45 and 1,940.66 is: 2,911.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,836.25 : 8,754.45 = 1,940.66 : x
  2. Step 2: Convert to fraction form
    5,836.25/8,754.45 = 1,940.66/x
  3. Step 3: Cross multiply
    5,836.25x = 8,754.45 × 1,940.66
  4. Step 4: Simplify right side
    5,836.25x = 16,989,393.90
  5. Step 5: Solve for x
    x = 16,989,393.90/5,836.25
  6. Step 6: Final answer
    x = 2,911.01

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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.