Home / 4,141.22-6,211.82-1,219.55

Finding the Fourth Proportional to 4,141.22, 6,211.82 and 1,219.55

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Solution

The fourth proportional to 4,141.22, 6,211.82 and 1,219.55 is: 1,829.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.22 : 6,211.82 = 1,219.55 : x
  2. Step 2: Convert to fraction form
    4,141.22/6,211.82 = 1,219.55/x
  3. Step 3: Cross multiply
    4,141.22x = 6,211.82 × 1,219.55
  4. Step 4: Simplify right side
    4,141.22x = 7,575,587.92
  5. Step 5: Solve for x
    x = 7,575,587.92/4,141.22
  6. Step 6: Final answer
    x = 1,829.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.