Home / 2,650.03-3,657.23-1,471.21

Finding the Fourth Proportional to 2,650.03, 3,657.23 and 1,471.21

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Solution

The fourth proportional to 2,650.03, 3,657.23 and 1,471.21 is: 2,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.03 : 3,657.23 = 1,471.21 : x
  2. Step 2: Convert to fraction form
    2,650.03/3,657.23 = 1,471.21/x
  3. Step 3: Cross multiply
    2,650.03x = 3,657.23 × 1,471.21
  4. Step 4: Simplify right side
    2,650.03x = 5,380,553.35
  5. Step 5: Solve for x
    x = 5,380,553.35/2,650.03
  6. Step 6: Final answer
    x = 2,030.37

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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.