Home / 2,206.96-3,045-1,367.26

Finding the Fourth Proportional to 2,206.96, 3,045 and 1,367.26

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Solution

The fourth proportional to 2,206.96, 3,045 and 1,367.26 is: 1,886.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.96 : 3,045 = 1,367.26 : x
  2. Step 2: Convert to fraction form
    2,206.96/3,045 = 1,367.26/x
  3. Step 3: Cross multiply
    2,206.96x = 3,045 × 1,367.26
  4. Step 4: Simplify right side
    2,206.96x = 4,163,306.70
  5. Step 5: Solve for x
    x = 4,163,306.70/2,206.96
  6. Step 6: Final answer
    x = 1,886.44

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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.