Home / 3,652.44-5,040.63-2,080.64

Finding the Fourth Proportional to 3,652.44, 5,040.63 and 2,080.64

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Solution

The fourth proportional to 3,652.44, 5,040.63 and 2,080.64 is: 2,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.44 : 5,040.63 = 2,080.64 : x
  2. Step 2: Convert to fraction form
    3,652.44/5,040.63 = 2,080.64/x
  3. Step 3: Cross multiply
    3,652.44x = 5,040.63 × 2,080.64
  4. Step 4: Simplify right side
    3,652.44x = 10,487,711.20
  5. Step 5: Solve for x
    x = 10,487,711.20/3,652.44
  6. Step 6: Final answer
    x = 2,871.43

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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.