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Finding the Fourth Proportional to 5,821.52, 8,043.11 and 4,060.99

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Solution

The fourth proportional to 5,821.52, 8,043.11 and 4,060.99 is: 5,610.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.52 : 8,043.11 = 4,060.99 : x
  2. Step 2: Convert to fraction form
    5,821.52/8,043.11 = 4,060.99/x
  3. Step 3: Cross multiply
    5,821.52x = 8,043.11 × 4,060.99
  4. Step 4: Simplify right side
    5,821.52x = 32,662,989.28
  5. Step 5: Solve for x
    x = 32,662,989.28/5,821.52
  6. Step 6: Final answer
    x = 5,610.73

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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.