Home / 2,530.29-3,795.87-775.25

Finding the Fourth Proportional to 2,530.29, 3,795.87 and 775.25

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Solution

The fourth proportional to 2,530.29, 3,795.87 and 775.25 is: 1,163.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.29 : 3,795.87 = 775.25 : x
  2. Step 2: Convert to fraction form
    2,530.29/3,795.87 = 775.25/x
  3. Step 3: Cross multiply
    2,530.29x = 3,795.87 × 775.25
  4. Step 4: Simplify right side
    2,530.29x = 2,942,748.22
  5. Step 5: Solve for x
    x = 2,942,748.22/2,530.29
  6. Step 6: Final answer
    x = 1,163.01

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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.