Home / 10,791.10-16,188.96-6,113.32

Finding the Fourth Proportional to 10,791.10, 16,188.96 and 6,113.32

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Solution

The fourth proportional to 10,791.10, 16,188.96 and 6,113.32 is: 9,171.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791.10 : 16,188.96 = 6,113.32 : x
  2. Step 2: Convert to fraction form
    10,791.10/16,188.96 = 6,113.32/x
  3. Step 3: Cross multiply
    10,791.10x = 16,188.96 × 6,113.32
  4. Step 4: Simplify right side
    10,791.10x = 98,968,292.95
  5. Step 5: Solve for x
    x = 98,968,292.95/10,791.10
  6. Step 6: Final answer
    x = 9,171.29

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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.