Home / 7,649.44-11,474.26-2,455.31

Finding the Fourth Proportional to 7,649.44, 11,474.26 and 2,455.31

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Solution

The fourth proportional to 7,649.44, 11,474.26 and 2,455.31 is: 3,683.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,649.44 : 11,474.26 = 2,455.31 : x
  2. Step 2: Convert to fraction form
    7,649.44/11,474.26 = 2,455.31/x
  3. Step 3: Cross multiply
    7,649.44x = 11,474.26 × 2,455.31
  4. Step 4: Simplify right side
    7,649.44x = 28,172,887.87
  5. Step 5: Solve for x
    x = 28,172,887.87/7,649.44
  6. Step 6: Final answer
    x = 3,683.00

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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.