Home / 3,926.69-5,415.69-2,583.68

Finding the Fourth Proportional to 3,926.69, 5,415.69 and 2,583.68

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Solution

The fourth proportional to 3,926.69, 5,415.69 and 2,583.68 is: 3,563.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.69 : 5,415.69 = 2,583.68 : x
  2. Step 2: Convert to fraction form
    3,926.69/5,415.69 = 2,583.68/x
  3. Step 3: Cross multiply
    3,926.69x = 5,415.69 × 2,583.68
  4. Step 4: Simplify right side
    3,926.69x = 13,992,382.86
  5. Step 5: Solve for x
    x = 13,992,382.86/3,926.69
  6. Step 6: Final answer
    x = 3,563.41

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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.