Home / 8,086.60-12,119.55-6,527.35

Finding the Fourth Proportional to 8,086.60, 12,119.55 and 6,527.35

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Solution

The fourth proportional to 8,086.60, 12,119.55 and 6,527.35 is: 9,782.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.60 : 12,119.55 = 6,527.35 : x
  2. Step 2: Convert to fraction form
    8,086.60/12,119.55 = 6,527.35/x
  3. Step 3: Cross multiply
    8,086.60x = 12,119.55 × 6,527.35
  4. Step 4: Simplify right side
    8,086.60x = 79,108,544.69
  5. Step 5: Solve for x
    x = 79,108,544.69/8,086.60
  6. Step 6: Final answer
    x = 9,782.67

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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.