Home / 3,447.36-5,169.08-3,153.48

Finding the Fourth Proportional to 3,447.36, 5,169.08 and 3,153.48

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Solution

The fourth proportional to 3,447.36, 5,169.08 and 3,153.48 is: 4,728.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.36 : 5,169.08 = 3,153.48 : x
  2. Step 2: Convert to fraction form
    3,447.36/5,169.08 = 3,153.48/x
  3. Step 3: Cross multiply
    3,447.36x = 5,169.08 × 3,153.48
  4. Step 4: Simplify right side
    3,447.36x = 16,300,588.59
  5. Step 5: Solve for x
    x = 16,300,588.59/3,447.36
  6. Step 6: Final answer
    x = 4,728.43

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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.