Home / 5,216.99-7,199.24-3,122.27

Finding the Fourth Proportional to 5,216.99, 7,199.24 and 3,122.27

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Solution

The fourth proportional to 5,216.99, 7,199.24 and 3,122.27 is: 4,308.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.99 : 7,199.24 = 3,122.27 : x
  2. Step 2: Convert to fraction form
    5,216.99/7,199.24 = 3,122.27/x
  3. Step 3: Cross multiply
    5,216.99x = 7,199.24 × 3,122.27
  4. Step 4: Simplify right side
    5,216.99x = 22,477,955.46
  5. Step 5: Solve for x
    x = 22,477,955.46/5,216.99
  6. Step 6: Final answer
    x = 4,308.61

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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.