Home / 2,238.51-3,363.84-1,199.28

Finding the Fourth Proportional to 2,238.51, 3,363.84 and 1,199.28

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Solution

The fourth proportional to 2,238.51, 3,363.84 and 1,199.28 is: 1,802.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.51 : 3,363.84 = 1,199.28 : x
  2. Step 2: Convert to fraction form
    2,238.51/3,363.84 = 1,199.28/x
  3. Step 3: Cross multiply
    2,238.51x = 3,363.84 × 1,199.28
  4. Step 4: Simplify right side
    2,238.51x = 4,034,186.04
  5. Step 5: Solve for x
    x = 4,034,186.04/2,238.51
  6. Step 6: Final answer
    x = 1,802.17

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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.