Home / 4,892.12-7,327.80-3,847.16

Finding the Fourth Proportional to 4,892.12, 7,327.80 and 3,847.16

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Solution

The fourth proportional to 4,892.12, 7,327.80 and 3,847.16 is: 5,762.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.12 : 7,327.80 = 3,847.16 : x
  2. Step 2: Convert to fraction form
    4,892.12/7,327.80 = 3,847.16/x
  3. Step 3: Cross multiply
    4,892.12x = 7,327.80 × 3,847.16
  4. Step 4: Simplify right side
    4,892.12x = 28,191,219.05
  5. Step 5: Solve for x
    x = 28,191,219.05/4,892.12
  6. Step 6: Final answer
    x = 5,762.58

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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.