Home / 5,081.60-7,623-1,794.02

Finding the Fourth Proportional to 5,081.60, 7,623 and 1,794.02

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Solution

The fourth proportional to 5,081.60, 7,623 and 1,794.02 is: 2,691.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.60 : 7,623 = 1,794.02 : x
  2. Step 2: Convert to fraction form
    5,081.60/7,623 = 1,794.02/x
  3. Step 3: Cross multiply
    5,081.60x = 7,623 × 1,794.02
  4. Step 4: Simplify right side
    5,081.60x = 13,675,776.35
  5. Step 5: Solve for x
    x = 13,675,776.35/5,081.60
  6. Step 6: Final answer
    x = 2,691.24

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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.