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Finding the Fourth Proportional to 4,798.76, 7,198.28 and 1,336.01

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Solution

The fourth proportional to 4,798.76, 7,198.28 and 1,336.01 is: 2,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.76 : 7,198.28 = 1,336.01 : x
  2. Step 2: Convert to fraction form
    4,798.76/7,198.28 = 1,336.01/x
  3. Step 3: Cross multiply
    4,798.76x = 7,198.28 × 1,336.01
  4. Step 4: Simplify right side
    4,798.76x = 9,616,974.06
  5. Step 5: Solve for x
    x = 9,616,974.06/4,798.76
  6. Step 6: Final answer
    x = 2,004.05

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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.