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Finding the Fourth Proportional to 7,463.53, 11,203.80 and 3,769.93

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Solution

The fourth proportional to 7,463.53, 11,203.80 and 3,769.93 is: 5,659.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,463.53 : 11,203.80 = 3,769.93 : x
  2. Step 2: Convert to fraction form
    7,463.53/11,203.80 = 3,769.93/x
  3. Step 3: Cross multiply
    7,463.53x = 11,203.80 × 3,769.93
  4. Step 4: Simplify right side
    7,463.53x = 42,237,541.73
  5. Step 5: Solve for x
    x = 42,237,541.73/7,463.53
  6. Step 6: Final answer
    x = 5,659.19

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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.