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Finding the Fourth Proportional to 9,381.29, 14,094.95 and 9,012.26

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Solution

The fourth proportional to 9,381.29, 14,094.95 and 9,012.26 is: 13,540.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,381.29 : 14,094.95 = 9,012.26 : x
  2. Step 2: Convert to fraction form
    9,381.29/14,094.95 = 9,012.26/x
  3. Step 3: Cross multiply
    9,381.29x = 14,094.95 × 9,012.26
  4. Step 4: Simplify right side
    9,381.29x = 127,027,344.26
  5. Step 5: Solve for x
    x = 127,027,344.26/9,381.29
  6. Step 6: Final answer
    x = 13,540.51

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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.