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Finding the Fourth Proportional to 4,798.52, 7,197.77 and 1,511.90

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Solution

The fourth proportional to 4,798.52, 7,197.77 and 1,511.90 is: 2,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.52 : 7,197.77 = 1,511.90 : x
  2. Step 2: Convert to fraction form
    4,798.52/7,197.77 = 1,511.90/x
  3. Step 3: Cross multiply
    4,798.52x = 7,197.77 × 1,511.90
  4. Step 4: Simplify right side
    4,798.52x = 10,882,308.46
  5. Step 5: Solve for x
    x = 10,882,308.46/4,798.52
  6. Step 6: Final answer
    x = 2,267.85

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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.