Home / 3,164.72-4,369.48-2,504.80

Finding the Fourth Proportional to 3,164.72, 4,369.48 and 2,504.80

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Solution

The fourth proportional to 3,164.72, 4,369.48 and 2,504.80 is: 3,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.72 : 4,369.48 = 2,504.80 : x
  2. Step 2: Convert to fraction form
    3,164.72/4,369.48 = 2,504.80/x
  3. Step 3: Cross multiply
    3,164.72x = 4,369.48 × 2,504.80
  4. Step 4: Simplify right side
    3,164.72x = 10,944,673.50
  5. Step 5: Solve for x
    x = 10,944,673.50/3,164.72
  6. Step 6: Final answer
    x = 3,458.34

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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.