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Finding the Fourth Proportional to 9,608.90, 14,422.32 and 5,918.33

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Solution

The fourth proportional to 9,608.90, 14,422.32 and 5,918.33 is: 8,883.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,608.90 : 14,422.32 = 5,918.33 : x
  2. Step 2: Convert to fraction form
    9,608.90/14,422.32 = 5,918.33/x
  3. Step 3: Cross multiply
    9,608.90x = 14,422.32 × 5,918.33
  4. Step 4: Simplify right side
    9,608.90x = 85,356,085.18
  5. Step 5: Solve for x
    x = 85,356,085.18/9,608.90
  6. Step 6: Final answer
    x = 8,883.03

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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.