Home / 5,786.66-7,985.58-3,134.08

Finding the Fourth Proportional to 5,786.66, 7,985.58 and 3,134.08

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Solution

The fourth proportional to 5,786.66, 7,985.58 and 3,134.08 is: 4,325.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.66 : 7,985.58 = 3,134.08 : x
  2. Step 2: Convert to fraction form
    5,786.66/7,985.58 = 3,134.08/x
  3. Step 3: Cross multiply
    5,786.66x = 7,985.58 × 3,134.08
  4. Step 4: Simplify right side
    5,786.66x = 25,027,408.69
  5. Step 5: Solve for x
    x = 25,027,408.69/5,786.66
  6. Step 6: Final answer
    x = 4,325.02

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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.