Home / 8,289.24-12,433.90-3,675.48

Finding the Fourth Proportional to 8,289.24, 12,433.90 and 3,675.48

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Solution

The fourth proportional to 8,289.24, 12,433.90 and 3,675.48 is: 5,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.24 : 12,433.90 = 3,675.48 : x
  2. Step 2: Convert to fraction form
    8,289.24/12,433.90 = 3,675.48/x
  3. Step 3: Cross multiply
    8,289.24x = 12,433.90 × 3,675.48
  4. Step 4: Simplify right side
    8,289.24x = 45,700,550.77
  5. Step 5: Solve for x
    x = 45,700,550.77/8,289.24
  6. Step 6: Final answer
    x = 5,513.24

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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.