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Finding the Fourth Proportional to 5,648.25, 8,473.32 and 1,751.88

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Solution

The fourth proportional to 5,648.25, 8,473.32 and 1,751.88 is: 2,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648.25 : 8,473.32 = 1,751.88 : x
  2. Step 2: Convert to fraction form
    5,648.25/8,473.32 = 1,751.88/x
  3. Step 3: Cross multiply
    5,648.25x = 8,473.32 × 1,751.88
  4. Step 4: Simplify right side
    5,648.25x = 14,844,239.84
  5. Step 5: Solve for x
    x = 14,844,239.84/5,648.25
  6. Step 6: Final answer
    x = 2,628.11

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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.