Home / 3,616.29-4,989.60-2,124.27

Finding the Fourth Proportional to 3,616.29, 4,989.60 and 2,124.27

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Solution

The fourth proportional to 3,616.29, 4,989.60 and 2,124.27 is: 2,930.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.29 : 4,989.60 = 2,124.27 : x
  2. Step 2: Convert to fraction form
    3,616.29/4,989.60 = 2,124.27/x
  3. Step 3: Cross multiply
    3,616.29x = 4,989.60 × 2,124.27
  4. Step 4: Simplify right side
    3,616.29x = 10,599,257.59
  5. Step 5: Solve for x
    x = 10,599,257.59/3,616.29
  6. Step 6: Final answer
    x = 2,930.98

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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.