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Finding the Fourth Proportional to 8,548.88, 11,794.82 and 5,009.60

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Solution

The fourth proportional to 8,548.88, 11,794.82 and 5,009.60 is: 6,911.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.88 : 11,794.82 = 5,009.60 : x
  2. Step 2: Convert to fraction form
    8,548.88/11,794.82 = 5,009.60/x
  3. Step 3: Cross multiply
    8,548.88x = 11,794.82 × 5,009.60
  4. Step 4: Simplify right side
    8,548.88x = 59,087,330.27
  5. Step 5: Solve for x
    x = 59,087,330.27/8,548.88
  6. Step 6: Final answer
    x = 6,911.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.