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Finding the Fourth Proportional to 8,575.81, 11,828.26 and 6,055.30

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Solution

The fourth proportional to 8,575.81, 11,828.26 and 6,055.30 is: 8,351.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575.81 : 11,828.26 = 6,055.30 : x
  2. Step 2: Convert to fraction form
    8,575.81/11,828.26 = 6,055.30/x
  3. Step 3: Cross multiply
    8,575.81x = 11,828.26 × 6,055.30
  4. Step 4: Simplify right side
    8,575.81x = 71,623,662.78
  5. Step 5: Solve for x
    x = 71,623,662.78/8,575.81
  6. Step 6: Final answer
    x = 8,351.82

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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.