Home / 7,235.78-10,852.96-4,910.72

Finding the Fourth Proportional to 7,235.78, 10,852.96 and 4,910.72

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Solution

The fourth proportional to 7,235.78, 10,852.96 and 4,910.72 is: 7,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235.78 : 10,852.96 = 4,910.72 : x
  2. Step 2: Convert to fraction form
    7,235.78/10,852.96 = 4,910.72/x
  3. Step 3: Cross multiply
    7,235.78x = 10,852.96 × 4,910.72
  4. Step 4: Simplify right side
    7,235.78x = 53,295,847.73
  5. Step 5: Solve for x
    x = 53,295,847.73/7,235.78
  6. Step 6: Final answer
    x = 7,365.60

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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.