Home / 3,630.60-5,446.67-2,071.35

Finding the Fourth Proportional to 3,630.60, 5,446.67 and 2,071.35

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Solution

The fourth proportional to 3,630.60, 5,446.67 and 2,071.35 is: 3,107.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.60 : 5,446.67 = 2,071.35 : x
  2. Step 2: Convert to fraction form
    3,630.60/5,446.67 = 2,071.35/x
  3. Step 3: Cross multiply
    3,630.60x = 5,446.67 × 2,071.35
  4. Step 4: Simplify right side
    3,630.60x = 11,281,959.90
  5. Step 5: Solve for x
    x = 11,281,959.90/3,630.60
  6. Step 6: Final answer
    x = 3,107.46

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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.