Home / 2,199.51-3,035.36-1,204.79

Finding the Fourth Proportional to 2,199.51, 3,035.36 and 1,204.79

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Solution

The fourth proportional to 2,199.51, 3,035.36 and 1,204.79 is: 1,662.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.51 : 3,035.36 = 1,204.79 : x
  2. Step 2: Convert to fraction form
    2,199.51/3,035.36 = 1,204.79/x
  3. Step 3: Cross multiply
    2,199.51x = 3,035.36 × 1,204.79
  4. Step 4: Simplify right side
    2,199.51x = 3,656,950.17
  5. Step 5: Solve for x
    x = 3,656,950.17/2,199.51
  6. Step 6: Final answer
    x = 1,662.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.