Home / 5,475.88-8,217.06-2,015.56

Finding the Fourth Proportional to 5,475.88, 8,217.06 and 2,015.56

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Solution

The fourth proportional to 5,475.88, 8,217.06 and 2,015.56 is: 3,024.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.88 : 8,217.06 = 2,015.56 : x
  2. Step 2: Convert to fraction form
    5,475.88/8,217.06 = 2,015.56/x
  3. Step 3: Cross multiply
    5,475.88x = 8,217.06 × 2,015.56
  4. Step 4: Simplify right side
    5,475.88x = 16,561,977.45
  5. Step 5: Solve for x
    x = 16,561,977.45/5,475.88
  6. Step 6: Final answer
    x = 3,024.53

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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.