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Finding the Fourth Proportional to 4,908.54, 6,764.68 and 3,647.59

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Solution

The fourth proportional to 4,908.54, 6,764.68 and 3,647.59 is: 5,026.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.54 : 6,764.68 = 3,647.59 : x
  2. Step 2: Convert to fraction form
    4,908.54/6,764.68 = 3,647.59/x
  3. Step 3: Cross multiply
    4,908.54x = 6,764.68 × 3,647.59
  4. Step 4: Simplify right side
    4,908.54x = 24,674,779.12
  5. Step 5: Solve for x
    x = 24,674,779.12/4,908.54
  6. Step 6: Final answer
    x = 5,026.91

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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.