Home / 5,012.81-7,519.41-2,238.96

Finding the Fourth Proportional to 5,012.81, 7,519.41 and 2,238.96

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Solution

The fourth proportional to 5,012.81, 7,519.41 and 2,238.96 is: 3,358.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.81 : 7,519.41 = 2,238.96 : x
  2. Step 2: Convert to fraction form
    5,012.81/7,519.41 = 2,238.96/x
  3. Step 3: Cross multiply
    5,012.81x = 7,519.41 × 2,238.96
  4. Step 4: Simplify right side
    5,012.81x = 16,835,658.21
  5. Step 5: Solve for x
    x = 16,835,658.21/5,012.81
  6. Step 6: Final answer
    x = 3,358.53

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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.