Home / 2,626.43-3,941.36-1,240.16

Finding the Fourth Proportional to 2,626.43, 3,941.36 and 1,240.16

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Solution

The fourth proportional to 2,626.43, 3,941.36 and 1,240.16 is: 1,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.43 : 3,941.36 = 1,240.16 : x
  2. Step 2: Convert to fraction form
    2,626.43/3,941.36 = 1,240.16/x
  3. Step 3: Cross multiply
    2,626.43x = 3,941.36 × 1,240.16
  4. Step 4: Simplify right side
    2,626.43x = 4,887,891.11
  5. Step 5: Solve for x
    x = 4,887,891.11/2,626.43
  6. Step 6: Final answer
    x = 1,861.04

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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.