Home / 5,525.24-7,614.68-5,174.52

Finding the Fourth Proportional to 5,525.24, 7,614.68 and 5,174.52

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Solution

The fourth proportional to 5,525.24, 7,614.68 and 5,174.52 is: 7,131.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.24 : 7,614.68 = 5,174.52 : x
  2. Step 2: Convert to fraction form
    5,525.24/7,614.68 = 5,174.52/x
  3. Step 3: Cross multiply
    5,525.24x = 7,614.68 × 5,174.52
  4. Step 4: Simplify right side
    5,525.24x = 39,402,313.95
  5. Step 5: Solve for x
    x = 39,402,313.95/5,525.24
  6. Step 6: Final answer
    x = 7,131.33

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1.5x scale

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.