Home / 2,168.18-3,252.26-608.18

Finding the Fourth Proportional to 2,168.18, 3,252.26 and 608.18

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Solution

The fourth proportional to 2,168.18, 3,252.26 and 608.18 is: 912.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168.18 : 3,252.26 = 608.18 : x
  2. Step 2: Convert to fraction form
    2,168.18/3,252.26 = 608.18/x
  3. Step 3: Cross multiply
    2,168.18x = 3,252.26 × 608.18
  4. Step 4: Simplify right side
    2,168.18x = 1,977,940.18
  5. Step 5: Solve for x
    x = 1,977,940.18/2,168.18
  6. Step 6: Final answer
    x = 912.26

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1.5x scale

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.