Home / 9,100.96-13,652.16-3,905.52

Finding the Fourth Proportional to 9,100.96, 13,652.16 and 3,905.52

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Solution

The fourth proportional to 9,100.96, 13,652.16 and 3,905.52 is: 5,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100.96 : 13,652.16 = 3,905.52 : x
  2. Step 2: Convert to fraction form
    9,100.96/13,652.16 = 3,905.52/x
  3. Step 3: Cross multiply
    9,100.96x = 13,652.16 × 3,905.52
  4. Step 4: Simplify right side
    9,100.96x = 53,318,783.92
  5. Step 5: Solve for x
    x = 53,318,783.92/9,100.96
  6. Step 6: Final answer
    x = 5,858.59

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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.