Home / 11,905.41-17,866.34-4,114.23

Finding the Fourth Proportional to 11,905.41, 17,866.34 and 4,114.23

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Solution

The fourth proportional to 11,905.41, 17,866.34 and 4,114.23 is: 6,174.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905.41 : 17,866.34 = 4,114.23 : x
  2. Step 2: Convert to fraction form
    11,905.41/17,866.34 = 4,114.23/x
  3. Step 3: Cross multiply
    11,905.41x = 17,866.34 × 4,114.23
  4. Step 4: Simplify right side
    11,905.41x = 73,506,232.02
  5. Step 5: Solve for x
    x = 73,506,232.02/11,905.41
  6. Step 6: Final answer
    x = 6,174.19

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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.