Home / 4,784.74-7,184.40-3,968.26

Finding the Fourth Proportional to 4,784.74, 7,184.40 and 3,968.26

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Solution

The fourth proportional to 4,784.74, 7,184.40 and 3,968.26 is: 5,958.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.74 : 7,184.40 = 3,968.26 : x
  2. Step 2: Convert to fraction form
    4,784.74/7,184.40 = 3,968.26/x
  3. Step 3: Cross multiply
    4,784.74x = 7,184.40 × 3,968.26
  4. Step 4: Simplify right side
    4,784.74x = 28,509,567.14
  5. Step 5: Solve for x
    x = 28,509,567.14/4,784.74
  6. Step 6: Final answer
    x = 5,958.44

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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.