Home / 3,680.99-5,520.66-1,048.43

Finding the Fourth Proportional to 3,680.99, 5,520.66 and 1,048.43

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Solution

The fourth proportional to 3,680.99, 5,520.66 and 1,048.43 is: 1,572.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.99 : 5,520.66 = 1,048.43 : x
  2. Step 2: Convert to fraction form
    3,680.99/5,520.66 = 1,048.43/x
  3. Step 3: Cross multiply
    3,680.99x = 5,520.66 × 1,048.43
  4. Step 4: Simplify right side
    3,680.99x = 5,788,025.56
  5. Step 5: Solve for x
    x = 5,788,025.56/3,680.99
  6. Step 6: Final answer
    x = 1,572.41

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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.