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Finding the Fourth Proportional to 9,009.26, 13,520.82 and 5,888.42

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Solution

The fourth proportional to 9,009.26, 13,520.82 and 5,888.42 is: 8,837.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.26 : 13,520.82 = 5,888.42 : x
  2. Step 2: Convert to fraction form
    9,009.26/13,520.82 = 5,888.42/x
  3. Step 3: Cross multiply
    9,009.26x = 13,520.82 × 5,888.42
  4. Step 4: Simplify right side
    9,009.26x = 79,616,266.90
  5. Step 5: Solve for x
    x = 79,616,266.90/9,009.26
  6. Step 6: Final answer
    x = 8,837.16

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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.