Home / 8,234.12-11,363.34-4,649.14

Finding the Fourth Proportional to 8,234.12, 11,363.34 and 4,649.14

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Solution

The fourth proportional to 8,234.12, 11,363.34 and 4,649.14 is: 6,415.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.12 : 11,363.34 = 4,649.14 : x
  2. Step 2: Convert to fraction form
    8,234.12/11,363.34 = 4,649.14/x
  3. Step 3: Cross multiply
    8,234.12x = 11,363.34 × 4,649.14
  4. Step 4: Simplify right side
    8,234.12x = 52,829,758.53
  5. Step 5: Solve for x
    x = 52,829,758.53/8,234.12
  6. Step 6: Final answer
    x = 6,415.96

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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.