Home / 2,841.48-3,917.88-1,845.36

Finding the Fourth Proportional to 2,841.48, 3,917.88 and 1,845.36

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Solution

The fourth proportional to 2,841.48, 3,917.88 and 1,845.36 is: 2,544.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.48 : 3,917.88 = 1,845.36 : x
  2. Step 2: Convert to fraction form
    2,841.48/3,917.88 = 1,845.36/x
  3. Step 3: Cross multiply
    2,841.48x = 3,917.88 × 1,845.36
  4. Step 4: Simplify right side
    2,841.48x = 7,229,899.04
  5. Step 5: Solve for x
    x = 7,229,899.04/2,841.48
  6. Step 6: Final answer
    x = 2,544.41

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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.