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Finding the Fourth Proportional to 5,803.62, 8,008.20 and 3,285.42

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Solution

The fourth proportional to 5,803.62, 8,008.20 and 3,285.42 is: 4,533.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.62 : 8,008.20 = 3,285.42 : x
  2. Step 2: Convert to fraction form
    5,803.62/8,008.20 = 3,285.42/x
  3. Step 3: Cross multiply
    5,803.62x = 8,008.20 × 3,285.42
  4. Step 4: Simplify right side
    5,803.62x = 26,310,300.44
  5. Step 5: Solve for x
    x = 26,310,300.44/5,803.62
  6. Step 6: Final answer
    x = 4,533.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.