Home / 8,433.46-12,650.21-7,350.90

Finding the Fourth Proportional to 8,433.46, 12,650.21 and 7,350.90

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Solution

The fourth proportional to 8,433.46, 12,650.21 and 7,350.90 is: 11,026.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.46 : 12,650.21 = 7,350.90 : x
  2. Step 2: Convert to fraction form
    8,433.46/12,650.21 = 7,350.90/x
  3. Step 3: Cross multiply
    8,433.46x = 12,650.21 × 7,350.90
  4. Step 4: Simplify right side
    8,433.46x = 92,990,372.06
  5. Step 5: Solve for x
    x = 92,990,372.06/8,433.46
  6. Step 6: Final answer
    x = 11,026.36

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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.