Home / 3,084.14-4,624.80-892.35

Finding the Fourth Proportional to 3,084.14, 4,624.80 and 892.35

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Solution

The fourth proportional to 3,084.14, 4,624.80 and 892.35 is: 1,338.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.14 : 4,624.80 = 892.35 : x
  2. Step 2: Convert to fraction form
    3,084.14/4,624.80 = 892.35/x
  3. Step 3: Cross multiply
    3,084.14x = 4,624.80 × 892.35
  4. Step 4: Simplify right side
    3,084.14x = 4,126,940.28
  5. Step 5: Solve for x
    x = 4,126,940.28/3,084.14
  6. Step 6: Final answer
    x = 1,338.12

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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.