Home / 5,645.88-8,471.38-2,361.06

Finding the Fourth Proportional to 5,645.88, 8,471.38 and 2,361.06

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Solution

The fourth proportional to 5,645.88, 8,471.38 and 2,361.06 is: 3,542.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.88 : 8,471.38 = 2,361.06 : x
  2. Step 2: Convert to fraction form
    5,645.88/8,471.38 = 2,361.06/x
  3. Step 3: Cross multiply
    5,645.88x = 8,471.38 × 2,361.06
  4. Step 4: Simplify right side
    5,645.88x = 20,001,436.46
  5. Step 5: Solve for x
    x = 20,001,436.46/5,645.88
  6. Step 6: Final answer
    x = 3,542.66

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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.