Home / 4,074.40-6,111.60-996.40

Finding the Fourth Proportional to 4,074.40, 6,111.60 and 996.40

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Solution

The fourth proportional to 4,074.40, 6,111.60 and 996.40 is: 1,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.40 : 6,111.60 = 996.40 : x
  2. Step 2: Convert to fraction form
    4,074.40/6,111.60 = 996.40/x
  3. Step 3: Cross multiply
    4,074.40x = 6,111.60 × 996.40
  4. Step 4: Simplify right side
    4,074.40x = 6,089,598.24
  5. Step 5: Solve for x
    x = 6,089,598.24/4,074.40
  6. Step 6: Final answer
    x = 1,494.60

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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.