Home / 3,284.70-4,914.75-1,824.89

Finding the Fourth Proportional to 3,284.70, 4,914.75 and 1,824.89

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Solution

The fourth proportional to 3,284.70, 4,914.75 and 1,824.89 is: 2,730.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.70 : 4,914.75 = 1,824.89 : x
  2. Step 2: Convert to fraction form
    3,284.70/4,914.75 = 1,824.89/x
  3. Step 3: Cross multiply
    3,284.70x = 4,914.75 × 1,824.89
  4. Step 4: Simplify right side
    3,284.70x = 8,968,853.55
  5. Step 5: Solve for x
    x = 8,968,853.55/3,284.70
  6. Step 6: Final answer
    x = 2,730.49

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1.5x scale

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.