Home / 3,561.60-5,342.52-1,096.40

Finding the Fourth Proportional to 3,561.60, 5,342.52 and 1,096.40

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Solution

The fourth proportional to 3,561.60, 5,342.52 and 1,096.40 is: 1,644.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.60 : 5,342.52 = 1,096.40 : x
  2. Step 2: Convert to fraction form
    3,561.60/5,342.52 = 1,096.40/x
  3. Step 3: Cross multiply
    3,561.60x = 5,342.52 × 1,096.40
  4. Step 4: Simplify right side
    3,561.60x = 5,857,538.93
  5. Step 5: Solve for x
    x = 5,857,538.93/3,561.60
  6. Step 6: Final answer
    x = 1,644.64

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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.