Home / 2,643.94-3,967.26-1,767.04

Finding the Fourth Proportional to 2,643.94, 3,967.26 and 1,767.04

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Solution

The fourth proportional to 2,643.94, 3,967.26 and 1,767.04 is: 2,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643.94 : 3,967.26 = 1,767.04 : x
  2. Step 2: Convert to fraction form
    2,643.94/3,967.26 = 1,767.04/x
  3. Step 3: Cross multiply
    2,643.94x = 3,967.26 × 1,767.04
  4. Step 4: Simplify right side
    2,643.94x = 7,010,307.11
  5. Step 5: Solve for x
    x = 7,010,307.11/2,643.94
  6. Step 6: Final answer
    x = 2,651.46

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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.