Home / 2,467.21-3,699.46-1,688.10

Finding the Fourth Proportional to 2,467.21, 3,699.46 and 1,688.10

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Solution

The fourth proportional to 2,467.21, 3,699.46 and 1,688.10 is: 2,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.21 : 3,699.46 = 1,688.10 : x
  2. Step 2: Convert to fraction form
    2,467.21/3,699.46 = 1,688.10/x
  3. Step 3: Cross multiply
    2,467.21x = 3,699.46 × 1,688.10
  4. Step 4: Simplify right side
    2,467.21x = 6,245,058.43
  5. Step 5: Solve for x
    x = 6,245,058.43/2,467.21
  6. Step 6: Final answer
    x = 2,531.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.