Home / 7,324.84-10,105.77-4,137.76

Finding the Fourth Proportional to 7,324.84, 10,105.77 and 4,137.76

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Solution

The fourth proportional to 7,324.84, 10,105.77 and 4,137.76 is: 5,708.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.84 : 10,105.77 = 4,137.76 : x
  2. Step 2: Convert to fraction form
    7,324.84/10,105.77 = 4,137.76/x
  3. Step 3: Cross multiply
    7,324.84x = 10,105.77 × 4,137.76
  4. Step 4: Simplify right side
    7,324.84x = 41,815,250.88
  5. Step 5: Solve for x
    x = 41,815,250.88/7,324.84
  6. Step 6: Final answer
    x = 5,708.69

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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.