Home / 2,941.82-4,059.74-1,615.55

Finding the Fourth Proportional to 2,941.82, 4,059.74 and 1,615.55

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Solution

The fourth proportional to 2,941.82, 4,059.74 and 1,615.55 is: 2,229.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.82 : 4,059.74 = 1,615.55 : x
  2. Step 2: Convert to fraction form
    2,941.82/4,059.74 = 1,615.55/x
  3. Step 3: Cross multiply
    2,941.82x = 4,059.74 × 1,615.55
  4. Step 4: Simplify right side
    2,941.82x = 6,558,737.80
  5. Step 5: Solve for x
    x = 6,558,737.80/2,941.82
  6. Step 6: Final answer
    x = 2,229.48

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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.