Home / 3,607.22-5,406.59-1,630.55

Finding the Fourth Proportional to 3,607.22, 5,406.59 and 1,630.55

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Solution

The fourth proportional to 3,607.22, 5,406.59 and 1,630.55 is: 2,443.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.22 : 5,406.59 = 1,630.55 : x
  2. Step 2: Convert to fraction form
    3,607.22/5,406.59 = 1,630.55/x
  3. Step 3: Cross multiply
    3,607.22x = 5,406.59 × 1,630.55
  4. Step 4: Simplify right side
    3,607.22x = 8,815,680.14
  5. Step 5: Solve for x
    x = 8,815,680.14/3,607.22
  6. Step 6: Final answer
    x = 2,443.90

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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.