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Finding the Fourth Proportional to 6,381.48, 9,548.15 and 5,734.02

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Solution

The fourth proportional to 6,381.48, 9,548.15 and 5,734.02 is: 8,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381.48 : 9,548.15 = 5,734.02 : x
  2. Step 2: Convert to fraction form
    6,381.48/9,548.15 = 5,734.02/x
  3. Step 3: Cross multiply
    6,381.48x = 9,548.15 × 5,734.02
  4. Step 4: Simplify right side
    6,381.48x = 54,749,235.32
  5. Step 5: Solve for x
    x = 54,749,235.32/6,381.48
  6. Step 6: Final answer
    x = 8,579.40

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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.