Home / 5,515.98-8,275.32-3,015.96

Finding the Fourth Proportional to 5,515.98, 8,275.32 and 3,015.96

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Solution

The fourth proportional to 5,515.98, 8,275.32 and 3,015.96 is: 4,524.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.98 : 8,275.32 = 3,015.96 : x
  2. Step 2: Convert to fraction form
    5,515.98/8,275.32 = 3,015.96/x
  3. Step 3: Cross multiply
    5,515.98x = 8,275.32 × 3,015.96
  4. Step 4: Simplify right side
    5,515.98x = 24,958,034.11
  5. Step 5: Solve for x
    x = 24,958,034.11/5,515.98
  6. Step 6: Final answer
    x = 4,524.68

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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.