Home / 3,475.44-4,785.48-3,196.80

Finding the Fourth Proportional to 3,475.44, 4,785.48 and 3,196.80

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Solution

The fourth proportional to 3,475.44, 4,785.48 and 3,196.80 is: 4,401.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.44 : 4,785.48 = 3,196.80 : x
  2. Step 2: Convert to fraction form
    3,475.44/4,785.48 = 3,196.80/x
  3. Step 3: Cross multiply
    3,475.44x = 4,785.48 × 3,196.80
  4. Step 4: Simplify right side
    3,475.44x = 15,298,222.46
  5. Step 5: Solve for x
    x = 15,298,222.46/3,475.44
  6. Step 6: Final answer
    x = 4,401.81

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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.