Home / 3,251.80-4,485.72-2,464.48

Finding the Fourth Proportional to 3,251.80, 4,485.72 and 2,464.48

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Solution

The fourth proportional to 3,251.80, 4,485.72 and 2,464.48 is: 3,399.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.80 : 4,485.72 = 2,464.48 : x
  2. Step 2: Convert to fraction form
    3,251.80/4,485.72 = 2,464.48/x
  3. Step 3: Cross multiply
    3,251.80x = 4,485.72 × 2,464.48
  4. Step 4: Simplify right side
    3,251.80x = 11,054,967.23
  5. Step 5: Solve for x
    x = 11,054,967.23/3,251.80
  6. Step 6: Final answer
    x = 3,399.65

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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.