Home / 3,286.04-4,929.04-1,066.72

Finding the Fourth Proportional to 3,286.04, 4,929.04 and 1,066.72

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Solution

The fourth proportional to 3,286.04, 4,929.04 and 1,066.72 is: 1,600.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.04 : 4,929.04 = 1,066.72 : x
  2. Step 2: Convert to fraction form
    3,286.04/4,929.04 = 1,066.72/x
  3. Step 3: Cross multiply
    3,286.04x = 4,929.04 × 1,066.72
  4. Step 4: Simplify right side
    3,286.04x = 5,257,905.55
  5. Step 5: Solve for x
    x = 5,257,905.55/3,286.04
  6. Step 6: Final answer
    x = 1,600.07

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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.