Home / 9,015.52-13,524.82-2,775.40

Finding the Fourth Proportional to 9,015.52, 13,524.82 and 2,775.40

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Solution

The fourth proportional to 9,015.52, 13,524.82 and 2,775.40 is: 4,163.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.52 : 13,524.82 = 2,775.40 : x
  2. Step 2: Convert to fraction form
    9,015.52/13,524.82 = 2,775.40/x
  3. Step 3: Cross multiply
    9,015.52x = 13,524.82 × 2,775.40
  4. Step 4: Simplify right side
    9,015.52x = 37,536,785.43
  5. Step 5: Solve for x
    x = 37,536,785.43/9,015.52
  6. Step 6: Final answer
    x = 4,163.57

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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.