Home / 3,634.77-5,452.98-1,443.60

Finding the Fourth Proportional to 3,634.77, 5,452.98 and 1,443.60

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Solution

The fourth proportional to 3,634.77, 5,452.98 and 1,443.60 is: 2,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.77 : 5,452.98 = 1,443.60 : x
  2. Step 2: Convert to fraction form
    3,634.77/5,452.98 = 1,443.60/x
  3. Step 3: Cross multiply
    3,634.77x = 5,452.98 × 1,443.60
  4. Step 4: Simplify right side
    3,634.77x = 7,871,921.93
  5. Step 5: Solve for x
    x = 7,871,921.93/3,634.77
  6. Step 6: Final answer
    x = 2,165.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.