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Finding the Fourth Proportional to 9,502.13, 14,255.09 and 2,928.03

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Solution

The fourth proportional to 9,502.13, 14,255.09 and 2,928.03 is: 4,392.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,502.13 : 14,255.09 = 2,928.03 : x
  2. Step 2: Convert to fraction form
    9,502.13/14,255.09 = 2,928.03/x
  3. Step 3: Cross multiply
    9,502.13x = 14,255.09 × 2,928.03
  4. Step 4: Simplify right side
    9,502.13x = 41,739,316.53
  5. Step 5: Solve for x
    x = 41,739,316.53/9,502.13
  6. Step 6: Final answer
    x = 4,392.63

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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.