Home / 8,289.79-12,433.45-3,023.56

Finding the Fourth Proportional to 8,289.79, 12,433.45 and 3,023.56

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Solution

The fourth proportional to 8,289.79, 12,433.45 and 3,023.56 is: 4,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.79 : 12,433.45 = 3,023.56 : x
  2. Step 2: Convert to fraction form
    8,289.79/12,433.45 = 3,023.56/x
  3. Step 3: Cross multiply
    8,289.79x = 12,433.45 × 3,023.56
  4. Step 4: Simplify right side
    8,289.79x = 37,593,330.70
  5. Step 5: Solve for x
    x = 37,593,330.70/8,289.79
  6. Step 6: Final answer
    x = 4,534.90

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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.