Home / 9,741.20-14,612.70-3,896.60

Finding the Fourth Proportional to 9,741.20, 14,612.70 and 3,896.60

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Solution

The fourth proportional to 9,741.20, 14,612.70 and 3,896.60 is: 5,845.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741.20 : 14,612.70 = 3,896.60 : x
  2. Step 2: Convert to fraction form
    9,741.20/14,612.70 = 3,896.60/x
  3. Step 3: Cross multiply
    9,741.20x = 14,612.70 × 3,896.60
  4. Step 4: Simplify right side
    9,741.20x = 56,939,846.82
  5. Step 5: Solve for x
    x = 56,939,846.82/9,741.20
  6. Step 6: Final answer
    x = 5,845.26

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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.