Home / 4,054.16-6,081.92-1,281.54

Finding the Fourth Proportional to 4,054.16, 6,081.92 and 1,281.54

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Solution

The fourth proportional to 4,054.16, 6,081.92 and 1,281.54 is: 1,922.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.16 : 6,081.92 = 1,281.54 : x
  2. Step 2: Convert to fraction form
    4,054.16/6,081.92 = 1,281.54/x
  3. Step 3: Cross multiply
    4,054.16x = 6,081.92 × 1,281.54
  4. Step 4: Simplify right side
    4,054.16x = 7,794,223.76
  5. Step 5: Solve for x
    x = 7,794,223.76/4,054.16
  6. Step 6: Final answer
    x = 1,922.52

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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.