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Finding the Fourth Proportional to 8,008.16, 11,051.13 and 4,652.85

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Solution

The fourth proportional to 8,008.16, 11,051.13 and 4,652.85 is: 6,420.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.16 : 11,051.13 = 4,652.85 : x
  2. Step 2: Convert to fraction form
    8,008.16/11,051.13 = 4,652.85/x
  3. Step 3: Cross multiply
    8,008.16x = 11,051.13 × 4,652.85
  4. Step 4: Simplify right side
    8,008.16x = 51,419,250.22
  5. Step 5: Solve for x
    x = 51,419,250.22/8,008.16
  6. Step 6: Final answer
    x = 6,420.86

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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.