Home / 4,112.22-6,159.69-1,922.70

Finding the Fourth Proportional to 4,112.22, 6,159.69 and 1,922.70

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Solution

The fourth proportional to 4,112.22, 6,159.69 and 1,922.70 is: 2,880.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.22 : 6,159.69 = 1,922.70 : x
  2. Step 2: Convert to fraction form
    4,112.22/6,159.69 = 1,922.70/x
  3. Step 3: Cross multiply
    4,112.22x = 6,159.69 × 1,922.70
  4. Step 4: Simplify right side
    4,112.22x = 11,843,235.96
  5. Step 5: Solve for x
    x = 11,843,235.96/4,112.22
  6. Step 6: Final answer
    x = 2,880.01

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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.