Home / 7,338.42-11,009.25-2,144.34

Finding the Fourth Proportional to 7,338.42, 11,009.25 and 2,144.34

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Solution

The fourth proportional to 7,338.42, 11,009.25 and 2,144.34 is: 3,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.42 : 11,009.25 = 2,144.34 : x
  2. Step 2: Convert to fraction form
    7,338.42/11,009.25 = 2,144.34/x
  3. Step 3: Cross multiply
    7,338.42x = 11,009.25 × 2,144.34
  4. Step 4: Simplify right side
    7,338.42x = 23,607,575.15
  5. Step 5: Solve for x
    x = 23,607,575.15/7,338.42
  6. Step 6: Final answer
    x = 3,216.98

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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.