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Finding the Fourth Proportional to 3,477.00, 4,798.19 and 1,905.08

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Solution

The fourth proportional to 3,477.00, 4,798.19 and 1,905.08 is: 2,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.00 : 4,798.19 = 1,905.08 : x
  2. Step 2: Convert to fraction form
    3,477.00/4,798.19 = 1,905.08/x
  3. Step 3: Cross multiply
    3,477.00x = 4,798.19 × 1,905.08
  4. Step 4: Simplify right side
    3,477.00x = 9,140,919.05
  5. Step 5: Solve for x
    x = 9,140,919.05/3,477.00
  6. Step 6: Final answer
    x = 2,628.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.