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Finding the Fourth Proportional to 3,582.05, 5,375.15 and 1,501.88

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Solution

The fourth proportional to 3,582.05, 5,375.15 and 1,501.88 is: 2,253.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.05 : 5,375.15 = 1,501.88 : x
  2. Step 2: Convert to fraction form
    3,582.05/5,375.15 = 1,501.88/x
  3. Step 3: Cross multiply
    3,582.05x = 5,375.15 × 1,501.88
  4. Step 4: Simplify right side
    3,582.05x = 8,072,807.16
  5. Step 5: Solve for x
    x = 8,072,807.16/3,582.05
  6. Step 6: Final answer
    x = 2,253.69

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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.