Home / 3,622.53-5,000.27-2,130.37

Finding the Fourth Proportional to 3,622.53, 5,000.27 and 2,130.37

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Solution

The fourth proportional to 3,622.53, 5,000.27 and 2,130.37 is: 2,940.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.53 : 5,000.27 = 2,130.37 : x
  2. Step 2: Convert to fraction form
    3,622.53/5,000.27 = 2,130.37/x
  3. Step 3: Cross multiply
    3,622.53x = 5,000.27 × 2,130.37
  4. Step 4: Simplify right side
    3,622.53x = 10,652,430.53
  5. Step 5: Solve for x
    x = 10,652,430.53/3,622.53
  6. Step 6: Final answer
    x = 2,940.61

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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.