Home / 4,054.42-6,081.91-1,281.22

Finding the Fourth Proportional to 4,054.42, 6,081.91 and 1,281.22

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Solution

The fourth proportional to 4,054.42, 6,081.91 and 1,281.22 is: 1,921.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.42 : 6,081.91 = 1,281.22 : x
  2. Step 2: Convert to fraction form
    4,054.42/6,081.91 = 1,281.22/x
  3. Step 3: Cross multiply
    4,054.42x = 6,081.91 × 1,281.22
  4. Step 4: Simplify right side
    4,054.42x = 7,792,264.73
  5. Step 5: Solve for x
    x = 7,792,264.73/4,054.42
  6. Step 6: Final answer
    x = 1,921.92

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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.