Home / 2,841.10-4,239.45-2,249.39

Finding the Fourth Proportional to 2,841.10, 4,239.45 and 2,249.39

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Solution

The fourth proportional to 2,841.10, 4,239.45 and 2,249.39 is: 3,356.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.10 : 4,239.45 = 2,249.39 : x
  2. Step 2: Convert to fraction form
    2,841.10/4,239.45 = 2,249.39/x
  3. Step 3: Cross multiply
    2,841.10x = 4,239.45 × 2,249.39
  4. Step 4: Simplify right side
    2,841.10x = 9,536,187.03
  5. Step 5: Solve for x
    x = 9,536,187.03/2,841.10
  6. Step 6: Final answer
    x = 3,356.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.