Home / 9,745.85-14,619.70-2,725.86

Finding the Fourth Proportional to 9,745.85, 14,619.70 and 2,725.86

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Solution

The fourth proportional to 9,745.85, 14,619.70 and 2,725.86 is: 4,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.85 : 14,619.70 = 2,725.86 : x
  2. Step 2: Convert to fraction form
    9,745.85/14,619.70 = 2,725.86/x
  3. Step 3: Cross multiply
    9,745.85x = 14,619.70 × 2,725.86
  4. Step 4: Simplify right side
    9,745.85x = 39,851,255.44
  5. Step 5: Solve for x
    x = 39,851,255.44/9,745.85
  6. Step 6: Final answer
    x = 4,089.05

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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.