Home / 9,745.62-14,615.84-2,725.20

Finding the Fourth Proportional to 9,745.62, 14,615.84 and 2,725.20

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Solution

The fourth proportional to 9,745.62, 14,615.84 and 2,725.20 is: 4,087.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.62 : 14,615.84 = 2,725.20 : x
  2. Step 2: Convert to fraction form
    9,745.62/14,615.84 = 2,725.20/x
  3. Step 3: Cross multiply
    9,745.62x = 14,615.84 × 2,725.20
  4. Step 4: Simplify right side
    9,745.62x = 39,831,073.54
  5. Step 5: Solve for x
    x = 39,831,073.54/9,745.62
  6. Step 6: Final answer
    x = 4,087.07

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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.