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Finding the Fourth Proportional to 3,582.36, 5,375.03 and 1,580.04

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Solution

The fourth proportional to 3,582.36, 5,375.03 and 1,580.04 is: 2,370.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.36 : 5,375.03 = 1,580.04 : x
  2. Step 2: Convert to fraction form
    3,582.36/5,375.03 = 1,580.04/x
  3. Step 3: Cross multiply
    3,582.36x = 5,375.03 × 1,580.04
  4. Step 4: Simplify right side
    3,582.36x = 8,492,754.50
  5. Step 5: Solve for x
    x = 8,492,754.50/3,582.36
  6. Step 6: Final answer
    x = 2,370.71

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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.