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Finding the Fourth Proportional to 4,674.25, 7,005.99 and 1,897.88

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Solution

The fourth proportional to 4,674.25, 7,005.99 and 1,897.88 is: 2,844.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.25 : 7,005.99 = 1,897.88 : x
  2. Step 2: Convert to fraction form
    4,674.25/7,005.99 = 1,897.88/x
  3. Step 3: Cross multiply
    4,674.25x = 7,005.99 × 1,897.88
  4. Step 4: Simplify right side
    4,674.25x = 13,296,500.39
  5. Step 5: Solve for x
    x = 13,296,500.39/4,674.25
  6. Step 6: Final answer
    x = 2,844.63

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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.