Home / 2,855.30-3,941.59-1,676.44

Finding the Fourth Proportional to 2,855.30, 3,941.59 and 1,676.44

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Solution

The fourth proportional to 2,855.30, 3,941.59 and 1,676.44 is: 2,314.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855.30 : 3,941.59 = 1,676.44 : x
  2. Step 2: Convert to fraction form
    2,855.30/3,941.59 = 1,676.44/x
  3. Step 3: Cross multiply
    2,855.30x = 3,941.59 × 1,676.44
  4. Step 4: Simplify right side
    2,855.30x = 6,607,825.09
  5. Step 5: Solve for x
    x = 6,607,825.09/2,855.30
  6. Step 6: Final answer
    x = 2,314.24

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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.