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Finding the Fourth Proportional to 5,798.11, 8,693.44 and 3,821.44

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Solution

The fourth proportional to 5,798.11, 8,693.44 and 3,821.44 is: 5,729.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798.11 : 8,693.44 = 3,821.44 : x
  2. Step 2: Convert to fraction form
    5,798.11/8,693.44 = 3,821.44/x
  3. Step 3: Cross multiply
    5,798.11x = 8,693.44 × 3,821.44
  4. Step 4: Simplify right side
    5,798.11x = 33,221,459.35
  5. Step 5: Solve for x
    x = 33,221,459.35/5,798.11
  6. Step 6: Final answer
    x = 5,729.70

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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.