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Finding the Fourth Proportional to 7,602.08, 11,380.08 and 7,026.08

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Solution

The fourth proportional to 7,602.08, 11,380.08 and 7,026.08 is: 10,517.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602.08 : 11,380.08 = 7,026.08 : x
  2. Step 2: Convert to fraction form
    7,602.08/11,380.08 = 7,026.08/x
  3. Step 3: Cross multiply
    7,602.08x = 11,380.08 × 7,026.08
  4. Step 4: Simplify right side
    7,602.08x = 79,957,352.49
  5. Step 5: Solve for x
    x = 79,957,352.49/7,602.08
  6. Step 6: Final answer
    x = 10,517.83

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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.