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Finding the Fourth Proportional to 8,269.58, 11,410.80 and 4,732.12

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Solution

The fourth proportional to 8,269.58, 11,410.80 and 4,732.12 is: 6,529.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.58 : 11,410.80 = 4,732.12 : x
  2. Step 2: Convert to fraction form
    8,269.58/11,410.80 = 4,732.12/x
  3. Step 3: Cross multiply
    8,269.58x = 11,410.80 × 4,732.12
  4. Step 4: Simplify right side
    8,269.58x = 53,997,274.90
  5. Step 5: Solve for x
    x = 53,997,274.90/8,269.58
  6. Step 6: Final answer
    x = 6,529.63

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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.