Home / 7,174.11-10,762.25-2,556.75

Finding the Fourth Proportional to 7,174.11, 10,762.25 and 2,556.75

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Solution

The fourth proportional to 7,174.11, 10,762.25 and 2,556.75 is: 3,835.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.11 : 10,762.25 = 2,556.75 : x
  2. Step 2: Convert to fraction form
    7,174.11/10,762.25 = 2,556.75/x
  3. Step 3: Cross multiply
    7,174.11x = 10,762.25 × 2,556.75
  4. Step 4: Simplify right side
    7,174.11x = 27,516,369.90
  5. Step 5: Solve for x
    x = 27,516,369.90/7,174.11
  6. Step 6: Final answer
    x = 3,835.51

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1.5x scale

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.