Home / 7,109.33-10,648.60-4,636.64

Finding the Fourth Proportional to 7,109.33, 10,648.60 and 4,636.64

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Solution

The fourth proportional to 7,109.33, 10,648.60 and 4,636.64 is: 6,944.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109.33 : 10,648.60 = 4,636.64 : x
  2. Step 2: Convert to fraction form
    7,109.33/10,648.60 = 4,636.64/x
  3. Step 3: Cross multiply
    7,109.33x = 10,648.60 × 4,636.64
  4. Step 4: Simplify right side
    7,109.33x = 49,373,739.73
  5. Step 5: Solve for x
    x = 49,373,739.73/7,109.33
  6. Step 6: Final answer
    x = 6,944.93

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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.