Home / 8,015.45-12,025.07-2,750.52

Finding the Fourth Proportional to 8,015.45, 12,025.07 and 2,750.52

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Solution

The fourth proportional to 8,015.45, 12,025.07 and 2,750.52 is: 4,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.45 : 12,025.07 = 2,750.52 : x
  2. Step 2: Convert to fraction form
    8,015.45/12,025.07 = 2,750.52/x
  3. Step 3: Cross multiply
    8,015.45x = 12,025.07 × 2,750.52
  4. Step 4: Simplify right side
    8,015.45x = 33,075,181.78
  5. Step 5: Solve for x
    x = 33,075,181.78/8,015.45
  6. Step 6: Final answer
    x = 4,126.43

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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.