Home / 3,684.30-5,528.70-1,492.80

Finding the Fourth Proportional to 3,684.30, 5,528.70 and 1,492.80

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Solution

The fourth proportional to 3,684.30, 5,528.70 and 1,492.80 is: 2,240.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.30 : 5,528.70 = 1,492.80 : x
  2. Step 2: Convert to fraction form
    3,684.30/5,528.70 = 1,492.80/x
  3. Step 3: Cross multiply
    3,684.30x = 5,528.70 × 1,492.80
  4. Step 4: Simplify right side
    3,684.30x = 8,253,243.36
  5. Step 5: Solve for x
    x = 8,253,243.36/3,684.30
  6. Step 6: Final answer
    x = 2,240.11

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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.