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Finding the Fourth Proportional to 8,847.90, 13,241.07 and 7,268.94

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Solution

The fourth proportional to 8,847.90, 13,241.07 and 7,268.94 is: 10,878.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.90 : 13,241.07 = 7,268.94 : x
  2. Step 2: Convert to fraction form
    8,847.90/13,241.07 = 7,268.94/x
  3. Step 3: Cross multiply
    8,847.90x = 13,241.07 × 7,268.94
  4. Step 4: Simplify right side
    8,847.90x = 96,248,543.37
  5. Step 5: Solve for x
    x = 96,248,543.37/8,847.90
  6. Step 6: Final answer
    x = 10,878.12

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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.