Home / 4,842.06-6,680.52-2,745.78

Finding the Fourth Proportional to 4,842.06, 6,680.52 and 2,745.78

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Solution

The fourth proportional to 4,842.06, 6,680.52 and 2,745.78 is: 3,788.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.06 : 6,680.52 = 2,745.78 : x
  2. Step 2: Convert to fraction form
    4,842.06/6,680.52 = 2,745.78/x
  3. Step 3: Cross multiply
    4,842.06x = 6,680.52 × 2,745.78
  4. Step 4: Simplify right side
    4,842.06x = 18,343,238.21
  5. Step 5: Solve for x
    x = 18,343,238.21/4,842.06
  6. Step 6: Final answer
    x = 3,788.31

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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.