Home / 2,626.16-3,941.26-2,605.64

Finding the Fourth Proportional to 2,626.16, 3,941.26 and 2,605.64

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Solution

The fourth proportional to 2,626.16, 3,941.26 and 2,605.64 is: 3,910.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.16 : 3,941.26 = 2,605.64 : x
  2. Step 2: Convert to fraction form
    2,626.16/3,941.26 = 2,605.64/x
  3. Step 3: Cross multiply
    2,626.16x = 3,941.26 × 2,605.64
  4. Step 4: Simplify right side
    2,626.16x = 10,269,478.49
  5. Step 5: Solve for x
    x = 10,269,478.49/2,626.16
  6. Step 6: Final answer
    x = 3,910.46

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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.