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Finding the Fourth Proportional to 9,852, 14,774.28 and 3,277.20

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Solution

The fourth proportional to 9,852, 14,774.28 and 3,277.20 is: 4,914.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,852 : 14,774.28 = 3,277.20 : x
  2. Step 2: Convert to fraction form
    9,852/14,774.28 = 3,277.20/x
  3. Step 3: Cross multiply
    9,852x = 14,774.28 × 3,277.20
  4. Step 4: Simplify right side
    9,852x = 48,418,270.42
  5. Step 5: Solve for x
    x = 48,418,270.42/9,852
  6. Step 6: Final answer
    x = 4,914.56

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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.