Home / 9,235.43-12,745.36-5,649.26

Finding the Fourth Proportional to 9,235.43, 12,745.36 and 5,649.26

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Solution

The fourth proportional to 9,235.43, 12,745.36 and 5,649.26 is: 7,796.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.43 : 12,745.36 = 5,649.26 : x
  2. Step 2: Convert to fraction form
    9,235.43/12,745.36 = 5,649.26/x
  3. Step 3: Cross multiply
    9,235.43x = 12,745.36 × 5,649.26
  4. Step 4: Simplify right side
    9,235.43x = 72,001,821.64
  5. Step 5: Solve for x
    x = 72,001,821.64/9,235.43
  6. Step 6: Final answer
    x = 7,796.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.