Home / 5,958.55-8,212.89-4,187.08

Finding the Fourth Proportional to 5,958.55, 8,212.89 and 4,187.08

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Solution

The fourth proportional to 5,958.55, 8,212.89 and 4,187.08 is: 5,771.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.55 : 8,212.89 = 4,187.08 : x
  2. Step 2: Convert to fraction form
    5,958.55/8,212.89 = 4,187.08/x
  3. Step 3: Cross multiply
    5,958.55x = 8,212.89 × 4,187.08
  4. Step 4: Simplify right side
    5,958.55x = 34,388,027.46
  5. Step 5: Solve for x
    x = 34,388,027.46/5,958.55
  6. Step 6: Final answer
    x = 5,771.21

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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.