Home / 3,751.08-5,630.03-1,997.55

Finding the Fourth Proportional to 3,751.08, 5,630.03 and 1,997.55

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Solution

The fourth proportional to 3,751.08, 5,630.03 and 1,997.55 is: 2,998.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.08 : 5,630.03 = 1,997.55 : x
  2. Step 2: Convert to fraction form
    3,751.08/5,630.03 = 1,997.55/x
  3. Step 3: Cross multiply
    3,751.08x = 5,630.03 × 1,997.55
  4. Step 4: Simplify right side
    3,751.08x = 11,246,274.49
  5. Step 5: Solve for x
    x = 11,246,274.49/3,751.08
  6. Step 6: Final answer
    x = 2,998.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.