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Finding the Fourth Proportional to 9,359.35, 12,906.03 and 7,235.23

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Solution

The fourth proportional to 9,359.35, 12,906.03 and 7,235.23 is: 9,976.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.35 : 12,906.03 = 7,235.23 : x
  2. Step 2: Convert to fraction form
    9,359.35/12,906.03 = 7,235.23/x
  3. Step 3: Cross multiply
    9,359.35x = 12,906.03 × 7,235.23
  4. Step 4: Simplify right side
    9,359.35x = 93,378,090.30
  5. Step 5: Solve for x
    x = 93,378,090.30/9,359.35
  6. Step 6: Final answer
    x = 9,976.98

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.