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Finding the Fourth Proportional to 5,766.08, 8,634.95 and 3,679.93

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Solution

The fourth proportional to 5,766.08, 8,634.95 and 3,679.93 is: 5,510.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.08 : 8,634.95 = 3,679.93 : x
  2. Step 2: Convert to fraction form
    5,766.08/8,634.95 = 3,679.93/x
  3. Step 3: Cross multiply
    5,766.08x = 8,634.95 × 3,679.93
  4. Step 4: Simplify right side
    5,766.08x = 31,775,949.98
  5. Step 5: Solve for x
    x = 31,775,949.98/5,766.08
  6. Step 6: Final answer
    x = 5,510.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.