Home / 4,850.29-6,688.23-3,840.31

Finding the Fourth Proportional to 4,850.29, 6,688.23 and 3,840.31

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Solution

The fourth proportional to 4,850.29, 6,688.23 and 3,840.31 is: 5,295.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850.29 : 6,688.23 = 3,840.31 : x
  2. Step 2: Convert to fraction form
    4,850.29/6,688.23 = 3,840.31/x
  3. Step 3: Cross multiply
    4,850.29x = 6,688.23 × 3,840.31
  4. Step 4: Simplify right side
    4,850.29x = 25,684,843.11
  5. Step 5: Solve for x
    x = 25,684,843.11/4,850.29
  6. Step 6: Final answer
    x = 5,295.53

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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.