Home / 7,745.91-11,604.29-3,853.05

Finding the Fourth Proportional to 7,745.91, 11,604.29 and 3,853.05

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Solution

The fourth proportional to 7,745.91, 11,604.29 and 3,853.05 is: 5,772.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.91 : 11,604.29 = 3,853.05 : x
  2. Step 2: Convert to fraction form
    7,745.91/11,604.29 = 3,853.05/x
  3. Step 3: Cross multiply
    7,745.91x = 11,604.29 × 3,853.05
  4. Step 4: Simplify right side
    7,745.91x = 44,711,890.32
  5. Step 5: Solve for x
    x = 44,711,890.32/7,745.91
  6. Step 6: Final answer
    x = 5,772.32

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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.