Home / 2,840.30-4,245.46-2,467.16

Finding the Fourth Proportional to 2,840.30, 4,245.46 and 2,467.16

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Solution

The fourth proportional to 2,840.30, 4,245.46 and 2,467.16 is: 3,687.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.30 : 4,245.46 = 2,467.16 : x
  2. Step 2: Convert to fraction form
    2,840.30/4,245.46 = 2,467.16/x
  3. Step 3: Cross multiply
    2,840.30x = 4,245.46 × 2,467.16
  4. Step 4: Simplify right side
    2,840.30x = 10,474,229.09
  5. Step 5: Solve for x
    x = 10,474,229.09/2,840.30
  6. Step 6: Final answer
    x = 3,687.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.