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Finding the Fourth Proportional to 9,303.66, 13,957.03 and 4,311.03

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Solution

The fourth proportional to 9,303.66, 13,957.03 and 4,311.03 is: 6,467.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,303.66 : 13,957.03 = 4,311.03 : x
  2. Step 2: Convert to fraction form
    9,303.66/13,957.03 = 4,311.03/x
  3. Step 3: Cross multiply
    9,303.66x = 13,957.03 × 4,311.03
  4. Step 4: Simplify right side
    9,303.66x = 60,169,128.09
  5. Step 5: Solve for x
    x = 60,169,128.09/9,303.66
  6. Step 6: Final answer
    x = 6,467.25

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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.