Home / 6,345.10-9,517.30-2,185.01

Finding the Fourth Proportional to 6,345.10, 9,517.30 and 2,185.01

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Solution

The fourth proportional to 6,345.10, 9,517.30 and 2,185.01 is: 3,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.10 : 9,517.30 = 2,185.01 : x
  2. Step 2: Convert to fraction form
    6,345.10/9,517.30 = 2,185.01/x
  3. Step 3: Cross multiply
    6,345.10x = 9,517.30 × 2,185.01
  4. Step 4: Simplify right side
    6,345.10x = 20,795,378.31
  5. Step 5: Solve for x
    x = 20,795,378.31/6,345.10
  6. Step 6: Final answer
    x = 3,277.39

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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.