Home / 4,926.80-7,389.48-1,805.96

Finding the Fourth Proportional to 4,926.80, 7,389.48 and 1,805.96

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Solution

The fourth proportional to 4,926.80, 7,389.48 and 1,805.96 is: 2,708.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.80 : 7,389.48 = 1,805.96 : x
  2. Step 2: Convert to fraction form
    4,926.80/7,389.48 = 1,805.96/x
  3. Step 3: Cross multiply
    4,926.80x = 7,389.48 × 1,805.96
  4. Step 4: Simplify right side
    4,926.80x = 13,345,105.30
  5. Step 5: Solve for x
    x = 13,345,105.30/4,926.80
  6. Step 6: Final answer
    x = 2,708.68

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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.