Home / 6,333.10-8,739.98-3,815.99

Finding the Fourth Proportional to 6,333.10, 8,739.98 and 3,815.99

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Solution

The fourth proportional to 6,333.10, 8,739.98 and 3,815.99 is: 5,266.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,333.10 : 8,739.98 = 3,815.99 : x
  2. Step 2: Convert to fraction form
    6,333.10/8,739.98 = 3,815.99/x
  3. Step 3: Cross multiply
    6,333.10x = 8,739.98 × 3,815.99
  4. Step 4: Simplify right side
    6,333.10x = 33,351,731.21
  5. Step 5: Solve for x
    x = 33,351,731.21/6,333.10
  6. Step 6: Final answer
    x = 5,266.25

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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.