Home / 3,065.88-4,232.20-2,072.50

Finding the Fourth Proportional to 3,065.88, 4,232.20 and 2,072.50

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Solution

The fourth proportional to 3,065.88, 4,232.20 and 2,072.50 is: 2,860.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.88 : 4,232.20 = 2,072.50 : x
  2. Step 2: Convert to fraction form
    3,065.88/4,232.20 = 2,072.50/x
  3. Step 3: Cross multiply
    3,065.88x = 4,232.20 × 2,072.50
  4. Step 4: Simplify right side
    3,065.88x = 8,771,234.50
  5. Step 5: Solve for x
    x = 8,771,234.50/3,065.88
  6. Step 6: Final answer
    x = 2,860.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.