Home / 11,935.41-17,903.40-3,170.31

Finding the Fourth Proportional to 11,935.41, 17,903.40 and 3,170.31

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Solution

The fourth proportional to 11,935.41, 17,903.40 and 3,170.31 is: 4,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.41 : 17,903.40 = 3,170.31 : x
  2. Step 2: Convert to fraction form
    11,935.41/17,903.40 = 3,170.31/x
  3. Step 3: Cross multiply
    11,935.41x = 17,903.40 × 3,170.31
  4. Step 4: Simplify right side
    11,935.41x = 56,759,328.05
  5. Step 5: Solve for x
    x = 56,759,328.05/11,935.41
  6. Step 6: Final answer
    x = 4,755.54

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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.