Home / 5,975.64-8,245.08-3,618.36

Finding the Fourth Proportional to 5,975.64, 8,245.08 and 3,618.36

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Solution

The fourth proportional to 5,975.64, 8,245.08 and 3,618.36 is: 4,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.64 : 8,245.08 = 3,618.36 : x
  2. Step 2: Convert to fraction form
    5,975.64/8,245.08 = 3,618.36/x
  3. Step 3: Cross multiply
    5,975.64x = 8,245.08 × 3,618.36
  4. Step 4: Simplify right side
    5,975.64x = 29,833,667.67
  5. Step 5: Solve for x
    x = 29,833,667.67/5,975.64
  6. Step 6: Final answer
    x = 4,992.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.