Home / 3,232.31-4,455.41-2,485.08

Finding the Fourth Proportional to 3,232.31, 4,455.41 and 2,485.08

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Solution

The fourth proportional to 3,232.31, 4,455.41 and 2,485.08 is: 3,425.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.31 : 4,455.41 = 2,485.08 : x
  2. Step 2: Convert to fraction form
    3,232.31/4,455.41 = 2,485.08/x
  3. Step 3: Cross multiply
    3,232.31x = 4,455.41 × 2,485.08
  4. Step 4: Simplify right side
    3,232.31x = 11,072,037.86
  5. Step 5: Solve for x
    x = 11,072,037.86/3,232.31
  6. Step 6: Final answer
    x = 3,425.43

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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.