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Finding the Fourth Proportional to 8,905.26, 13,359.72 and 6,133.26

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Solution

The fourth proportional to 8,905.26, 13,359.72 and 6,133.26 is: 9,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905.26 : 13,359.72 = 6,133.26 : x
  2. Step 2: Convert to fraction form
    8,905.26/13,359.72 = 6,133.26/x
  3. Step 3: Cross multiply
    8,905.26x = 13,359.72 × 6,133.26
  4. Step 4: Simplify right side
    8,905.26x = 81,938,636.29
  5. Step 5: Solve for x
    x = 81,938,636.29/8,905.26
  6. Step 6: Final answer
    x = 9,201.15

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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.