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Finding the Fourth Proportional to 7,733.08, 10,745.68 and 7,652.80

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Solution

The fourth proportional to 7,733.08, 10,745.68 and 7,652.80 is: 10,634.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,733.08 : 10,745.68 = 7,652.80 : x
  2. Step 2: Convert to fraction form
    7,733.08/10,745.68 = 7,652.80/x
  3. Step 3: Cross multiply
    7,733.08x = 10,745.68 × 7,652.80
  4. Step 4: Simplify right side
    7,733.08x = 82,234,539.90
  5. Step 5: Solve for x
    x = 82,234,539.90/7,733.08
  6. Step 6: Final answer
    x = 10,634.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.