Home / 6,467.75-9,699.59-4,288.04

Finding the Fourth Proportional to 6,467.75, 9,699.59 and 4,288.04

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Solution

The fourth proportional to 6,467.75, 9,699.59 and 4,288.04 is: 6,430.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.75 : 9,699.59 = 4,288.04 : x
  2. Step 2: Convert to fraction form
    6,467.75/9,699.59 = 4,288.04/x
  3. Step 3: Cross multiply
    6,467.75x = 9,699.59 × 4,288.04
  4. Step 4: Simplify right side
    6,467.75x = 41,592,181.41
  5. Step 5: Solve for x
    x = 41,592,181.41/6,467.75
  6. Step 6: Final answer
    x = 6,430.71

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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.