Home / 2,180.32-3,265.21-1,522.85

Finding the Fourth Proportional to 2,180.32, 3,265.21 and 1,522.85

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Solution

The fourth proportional to 2,180.32, 3,265.21 and 1,522.85 is: 2,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180.32 : 3,265.21 = 1,522.85 : x
  2. Step 2: Convert to fraction form
    2,180.32/3,265.21 = 1,522.85/x
  3. Step 3: Cross multiply
    2,180.32x = 3,265.21 × 1,522.85
  4. Step 4: Simplify right side
    2,180.32x = 4,972,428.99
  5. Step 5: Solve for x
    x = 4,972,428.99/2,180.32
  6. Step 6: Final answer
    x = 2,280.60

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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.