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Finding the Fourth Proportional to 8,546.04, 11,789.64 and 5,007.69

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Solution

The fourth proportional to 8,546.04, 11,789.64 and 5,007.69 is: 6,908.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546.04 : 11,789.64 = 5,007.69 : x
  2. Step 2: Convert to fraction form
    8,546.04/11,789.64 = 5,007.69/x
  3. Step 3: Cross multiply
    8,546.04x = 11,789.64 × 5,007.69
  4. Step 4: Simplify right side
    8,546.04x = 59,038,862.33
  5. Step 5: Solve for x
    x = 59,038,862.33/8,546.04
  6. Step 6: Final answer
    x = 6,908.33

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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.