Home / 2,804.44-3,869.85-1,625.89

Finding the Fourth Proportional to 2,804.44, 3,869.85 and 1,625.89

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Solution

The fourth proportional to 2,804.44, 3,869.85 and 1,625.89 is: 2,243.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.44 : 3,869.85 = 1,625.89 : x
  2. Step 2: Convert to fraction form
    2,804.44/3,869.85 = 1,625.89/x
  3. Step 3: Cross multiply
    2,804.44x = 3,869.85 × 1,625.89
  4. Step 4: Simplify right side
    2,804.44x = 6,291,950.42
  5. Step 5: Solve for x
    x = 6,291,950.42/2,804.44
  6. Step 6: Final answer
    x = 2,243.57

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1.5x scale

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.