Home / 3,988.94-5,501.15-2,496.99

Finding the Fourth Proportional to 3,988.94, 5,501.15 and 2,496.99

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Solution

The fourth proportional to 3,988.94, 5,501.15 and 2,496.99 is: 3,443.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988.94 : 5,501.15 = 2,496.99 : x
  2. Step 2: Convert to fraction form
    3,988.94/5,501.15 = 2,496.99/x
  3. Step 3: Cross multiply
    3,988.94x = 5,501.15 × 2,496.99
  4. Step 4: Simplify right side
    3,988.94x = 13,736,348.09
  5. Step 5: Solve for x
    x = 13,736,348.09/3,988.94
  6. Step 6: Final answer
    x = 3,443.61

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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.