Home / 7,122.42-10,682.48-2,442.24

Finding the Fourth Proportional to 7,122.42, 10,682.48 and 2,442.24

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Solution

The fourth proportional to 7,122.42, 10,682.48 and 2,442.24 is: 3,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122.42 : 10,682.48 = 2,442.24 : x
  2. Step 2: Convert to fraction form
    7,122.42/10,682.48 = 2,442.24/x
  3. Step 3: Cross multiply
    7,122.42x = 10,682.48 × 2,442.24
  4. Step 4: Simplify right side
    7,122.42x = 26,089,186.06
  5. Step 5: Solve for x
    x = 26,089,186.06/7,122.42
  6. Step 6: Final answer
    x = 3,662.97

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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.