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Finding the Fourth Proportional to 7,352.88, 11,018.39 and 5,796.68

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Solution

The fourth proportional to 7,352.88, 11,018.39 and 5,796.68 is: 8,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.88 : 11,018.39 = 5,796.68 : x
  2. Step 2: Convert to fraction form
    7,352.88/11,018.39 = 5,796.68/x
  3. Step 3: Cross multiply
    7,352.88x = 11,018.39 × 5,796.68
  4. Step 4: Simplify right side
    7,352.88x = 63,869,996.87
  5. Step 5: Solve for x
    x = 63,869,996.87/7,352.88
  6. Step 6: Final answer
    x = 8,686.39

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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.