Home / 7,423.77-11,137.19-2,493.27

Finding the Fourth Proportional to 7,423.77, 11,137.19 and 2,493.27

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Solution

The fourth proportional to 7,423.77, 11,137.19 and 2,493.27 is: 3,740.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.77 : 11,137.19 = 2,493.27 : x
  2. Step 2: Convert to fraction form
    7,423.77/11,137.19 = 2,493.27/x
  3. Step 3: Cross multiply
    7,423.77x = 11,137.19 × 2,493.27
  4. Step 4: Simplify right side
    7,423.77x = 27,768,021.71
  5. Step 5: Solve for x
    x = 27,768,021.71/7,423.77
  6. Step 6: Final answer
    x = 3,740.42

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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.