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Finding the Fourth Proportional to 3,523.77, 5,281.07 and 1,675.49

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Solution

The fourth proportional to 3,523.77, 5,281.07 and 1,675.49 is: 2,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.77 : 5,281.07 = 1,675.49 : x
  2. Step 2: Convert to fraction form
    3,523.77/5,281.07 = 1,675.49/x
  3. Step 3: Cross multiply
    3,523.77x = 5,281.07 × 1,675.49
  4. Step 4: Simplify right side
    3,523.77x = 8,848,345.19
  5. Step 5: Solve for x
    x = 8,848,345.19/3,523.77
  6. Step 6: Final answer
    x = 2,511.05

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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.