Home / 5,817-8,729.36-2,739.24

Finding the Fourth Proportional to 5,817, 8,729.36 and 2,739.24

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Solution

The fourth proportional to 5,817, 8,729.36 and 2,739.24 is: 4,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817 : 8,729.36 = 2,739.24 : x
  2. Step 2: Convert to fraction form
    5,817/8,729.36 = 2,739.24/x
  3. Step 3: Cross multiply
    5,817x = 8,729.36 × 2,739.24
  4. Step 4: Simplify right side
    5,817x = 23,911,812.09
  5. Step 5: Solve for x
    x = 23,911,812.09/5,817
  6. Step 6: Final answer
    x = 4,110.68

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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.