Home / 3,622.61-5,434.34-1,156.86

Finding the Fourth Proportional to 3,622.61, 5,434.34 and 1,156.86

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Solution

The fourth proportional to 3,622.61, 5,434.34 and 1,156.86 is: 1,735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.61 : 5,434.34 = 1,156.86 : x
  2. Step 2: Convert to fraction form
    3,622.61/5,434.34 = 1,156.86/x
  3. Step 3: Cross multiply
    3,622.61x = 5,434.34 × 1,156.86
  4. Step 4: Simplify right side
    3,622.61x = 6,286,764.79
  5. Step 5: Solve for x
    x = 6,286,764.79/3,622.61
  6. Step 6: Final answer
    x = 1,735.42

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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.