Home / 11,072.40-16,608.60-5,800.20

Finding the Fourth Proportional to 11,072.40, 16,608.60 and 5,800.20

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Solution

The fourth proportional to 11,072.40, 16,608.60 and 5,800.20 is: 8,700.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.40 : 16,608.60 = 5,800.20 : x
  2. Step 2: Convert to fraction form
    11,072.40/16,608.60 = 5,800.20/x
  3. Step 3: Cross multiply
    11,072.40x = 16,608.60 × 5,800.20
  4. Step 4: Simplify right side
    11,072.40x = 96,333,201.72
  5. Step 5: Solve for x
    x = 96,333,201.72/11,072.40
  6. Step 6: Final answer
    x = 8,700.30

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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.