Home / 3,549.31-4,893.27-2,485.64

Finding the Fourth Proportional to 3,549.31, 4,893.27 and 2,485.64

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Solution

The fourth proportional to 3,549.31, 4,893.27 and 2,485.64 is: 3,426.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.31 : 4,893.27 = 2,485.64 : x
  2. Step 2: Convert to fraction form
    3,549.31/4,893.27 = 2,485.64/x
  3. Step 3: Cross multiply
    3,549.31x = 4,893.27 × 2,485.64
  4. Step 4: Simplify right side
    3,549.31x = 12,162,907.64
  5. Step 5: Solve for x
    x = 12,162,907.64/3,549.31
  6. Step 6: Final answer
    x = 3,426.84

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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.