Home / 4,121.52-5,684.38-3,623.10

Finding the Fourth Proportional to 4,121.52, 5,684.38 and 3,623.10

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Solution

The fourth proportional to 4,121.52, 5,684.38 and 3,623.10 is: 4,996.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.52 : 5,684.38 = 3,623.10 : x
  2. Step 2: Convert to fraction form
    4,121.52/5,684.38 = 3,623.10/x
  3. Step 3: Cross multiply
    4,121.52x = 5,684.38 × 3,623.10
  4. Step 4: Simplify right side
    4,121.52x = 20,595,077.18
  5. Step 5: Solve for x
    x = 20,595,077.18/4,121.52
  6. Step 6: Final answer
    x = 4,996.96

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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.