Home / 7,424.13-11,136.26-2,230

Finding the Fourth Proportional to 7,424.13, 11,136.26 and 2,230

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Solution

The fourth proportional to 7,424.13, 11,136.26 and 2,230 is: 3,345.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.13 : 11,136.26 = 2,230 : x
  2. Step 2: Convert to fraction form
    7,424.13/11,136.26 = 2,230/x
  3. Step 3: Cross multiply
    7,424.13x = 11,136.26 × 2,230
  4. Step 4: Simplify right side
    7,424.13x = 24,833,859.80
  5. Step 5: Solve for x
    x = 24,833,859.80/7,424.13
  6. Step 6: Final answer
    x = 3,345.02

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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.