Home / 3,623.19-5,391.50-3,610.90

Finding the Fourth Proportional to 3,623.19, 5,391.50 and 3,610.90

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Solution

The fourth proportional to 3,623.19, 5,391.50 and 3,610.90 is: 5,373.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.19 : 5,391.50 = 3,610.90 : x
  2. Step 2: Convert to fraction form
    3,623.19/5,391.50 = 3,610.90/x
  3. Step 3: Cross multiply
    3,623.19x = 5,391.50 × 3,610.90
  4. Step 4: Simplify right side
    3,623.19x = 19,468,167.35
  5. Step 5: Solve for x
    x = 19,468,167.35/3,623.19
  6. Step 6: Final answer
    x = 5,373.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.