Home / 3,946.58-5,905.26-3,246.74

Finding the Fourth Proportional to 3,946.58, 5,905.26 and 3,246.74

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Solution

The fourth proportional to 3,946.58, 5,905.26 and 3,246.74 is: 4,858.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.58 : 5,905.26 = 3,246.74 : x
  2. Step 2: Convert to fraction form
    3,946.58/5,905.26 = 3,246.74/x
  3. Step 3: Cross multiply
    3,946.58x = 5,905.26 × 3,246.74
  4. Step 4: Simplify right side
    3,946.58x = 19,172,814.33
  5. Step 5: Solve for x
    x = 19,172,814.33/3,946.58
  6. Step 6: Final answer
    x = 4,858.09

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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.