Home / 9,847.47-14,764.68-5,161.83

Finding the Fourth Proportional to 9,847.47, 14,764.68 and 5,161.83

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Solution

The fourth proportional to 9,847.47, 14,764.68 and 5,161.83 is: 7,739.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847.47 : 14,764.68 = 5,161.83 : x
  2. Step 2: Convert to fraction form
    9,847.47/14,764.68 = 5,161.83/x
  3. Step 3: Cross multiply
    9,847.47x = 14,764.68 × 5,161.83
  4. Step 4: Simplify right side
    9,847.47x = 76,212,712.80
  5. Step 5: Solve for x
    x = 76,212,712.80/9,847.47
  6. Step 6: Final answer
    x = 7,739.32

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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.