Home / 2,941.82-4,059.62-1,615.39

Finding the Fourth Proportional to 2,941.82, 4,059.62 and 1,615.39

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Solution

The fourth proportional to 2,941.82, 4,059.62 and 1,615.39 is: 2,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.82 : 4,059.62 = 1,615.39 : x
  2. Step 2: Convert to fraction form
    2,941.82/4,059.62 = 1,615.39/x
  3. Step 3: Cross multiply
    2,941.82x = 4,059.62 × 1,615.39
  4. Step 4: Simplify right side
    2,941.82x = 6,557,880.22
  5. Step 5: Solve for x
    x = 6,557,880.22/2,941.82
  6. Step 6: Final answer
    x = 2,229.19

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Half scale
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Double scale
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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.