Home / 6,467.16-9,700.84-2,084.64

Finding the Fourth Proportional to 6,467.16, 9,700.84 and 2,084.64

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Solution

The fourth proportional to 6,467.16, 9,700.84 and 2,084.64 is: 3,126.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.16 : 9,700.84 = 2,084.64 : x
  2. Step 2: Convert to fraction form
    6,467.16/9,700.84 = 2,084.64/x
  3. Step 3: Cross multiply
    6,467.16x = 9,700.84 × 2,084.64
  4. Step 4: Simplify right side
    6,467.16x = 20,222,759.10
  5. Step 5: Solve for x
    x = 20,222,759.10/6,467.16
  6. Step 6: Final answer
    x = 3,126.99

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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.