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Finding the Fourth Proportional to 8,958, 13,435.56 and 6,353.04

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Solution

The fourth proportional to 8,958, 13,435.56 and 6,353.04 is: 9,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958 : 13,435.56 = 6,353.04 : x
  2. Step 2: Convert to fraction form
    8,958/13,435.56 = 6,353.04/x
  3. Step 3: Cross multiply
    8,958x = 13,435.56 × 6,353.04
  4. Step 4: Simplify right side
    8,958x = 85,356,650.10
  5. Step 5: Solve for x
    x = 85,356,650.10/8,958
  6. Step 6: Final answer
    x = 9,528.54

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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.