Home / 5,361.30-8,040.38-2,073.62

Finding the Fourth Proportional to 5,361.30, 8,040.38 and 2,073.62

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Solution

The fourth proportional to 5,361.30, 8,040.38 and 2,073.62 is: 3,109.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.30 : 8,040.38 = 2,073.62 : x
  2. Step 2: Convert to fraction form
    5,361.30/8,040.38 = 2,073.62/x
  3. Step 3: Cross multiply
    5,361.30x = 8,040.38 × 2,073.62
  4. Step 4: Simplify right side
    5,361.30x = 16,672,692.78
  5. Step 5: Solve for x
    x = 16,672,692.78/5,361.30
  6. Step 6: Final answer
    x = 3,109.82

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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.