Home / 6,018.43-9,028.86-2,125.57

Finding the Fourth Proportional to 6,018.43, 9,028.86 and 2,125.57

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Solution

The fourth proportional to 6,018.43, 9,028.86 and 2,125.57 is: 3,188.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.43 : 9,028.86 = 2,125.57 : x
  2. Step 2: Convert to fraction form
    6,018.43/9,028.86 = 2,125.57/x
  3. Step 3: Cross multiply
    6,018.43x = 9,028.86 × 2,125.57
  4. Step 4: Simplify right side
    6,018.43x = 19,191,473.95
  5. Step 5: Solve for x
    x = 19,191,473.95/6,018.43
  6. Step 6: Final answer
    x = 3,188.78

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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.