Home / 8,534.90-11,778.13-4,997.41

Finding the Fourth Proportional to 8,534.90, 11,778.13 and 4,997.41

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Solution

The fourth proportional to 8,534.90, 11,778.13 and 4,997.41 is: 6,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534.90 : 11,778.13 = 4,997.41 : x
  2. Step 2: Convert to fraction form
    8,534.90/11,778.13 = 4,997.41/x
  3. Step 3: Cross multiply
    8,534.90x = 11,778.13 × 4,997.41
  4. Step 4: Simplify right side
    8,534.90x = 58,860,144.64
  5. Step 5: Solve for x
    x = 58,860,144.64/8,534.90
  6. Step 6: Final answer
    x = 6,896.41

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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.