Home / 3,623.03-5,000.96-2,130.87

Finding the Fourth Proportional to 3,623.03, 5,000.96 and 2,130.87

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Solution

The fourth proportional to 3,623.03, 5,000.96 and 2,130.87 is: 2,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.03 : 5,000.96 = 2,130.87 : x
  2. Step 2: Convert to fraction form
    3,623.03/5,000.96 = 2,130.87/x
  3. Step 3: Cross multiply
    3,623.03x = 5,000.96 × 2,130.87
  4. Step 4: Simplify right side
    3,623.03x = 10,656,400.96
  5. Step 5: Solve for x
    x = 10,656,400.96/3,623.03
  6. Step 6: Final answer
    x = 2,941.30

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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.