Home / 2,208.03-3,045.30-1,941.90

Finding the Fourth Proportional to 2,208.03, 3,045.30 and 1,941.90

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Solution

The fourth proportional to 2,208.03, 3,045.30 and 1,941.90 is: 2,678.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.03 : 3,045.30 = 1,941.90 : x
  2. Step 2: Convert to fraction form
    2,208.03/3,045.30 = 1,941.90/x
  3. Step 3: Cross multiply
    2,208.03x = 3,045.30 × 1,941.90
  4. Step 4: Simplify right side
    2,208.03x = 5,913,668.07
  5. Step 5: Solve for x
    x = 5,913,668.07/2,208.03
  6. Step 6: Final answer
    x = 2,678.26

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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.