Home / 3,485.08-4,808.46-2,243.80

Finding the Fourth Proportional to 3,485.08, 4,808.46 and 2,243.80

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Solution

The fourth proportional to 3,485.08, 4,808.46 and 2,243.80 is: 3,095.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.08 : 4,808.46 = 2,243.80 : x
  2. Step 2: Convert to fraction form
    3,485.08/4,808.46 = 2,243.80/x
  3. Step 3: Cross multiply
    3,485.08x = 4,808.46 × 2,243.80
  4. Step 4: Simplify right side
    3,485.08x = 10,789,222.55
  5. Step 5: Solve for x
    x = 10,789,222.55/3,485.08
  6. Step 6: Final answer
    x = 3,095.83

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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.