Home / 4,845.65-6,679.94-3,851.30

Finding the Fourth Proportional to 4,845.65, 6,679.94 and 3,851.30

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Solution

The fourth proportional to 4,845.65, 6,679.94 and 3,851.30 is: 5,309.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.65 : 6,679.94 = 3,851.30 : x
  2. Step 2: Convert to fraction form
    4,845.65/6,679.94 = 3,851.30/x
  3. Step 3: Cross multiply
    4,845.65x = 6,679.94 × 3,851.30
  4. Step 4: Simplify right side
    4,845.65x = 25,726,450.37
  5. Step 5: Solve for x
    x = 25,726,450.37/4,845.65
  6. Step 6: Final answer
    x = 5,309.19

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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.