Home / 2,432.13-3,651.12-1,611.12

Finding the Fourth Proportional to 2,432.13, 3,651.12 and 1,611.12

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Solution

The fourth proportional to 2,432.13, 3,651.12 and 1,611.12 is: 2,418.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.13 : 3,651.12 = 1,611.12 : x
  2. Step 2: Convert to fraction form
    2,432.13/3,651.12 = 1,611.12/x
  3. Step 3: Cross multiply
    2,432.13x = 3,651.12 × 1,611.12
  4. Step 4: Simplify right side
    2,432.13x = 5,882,392.45
  5. Step 5: Solve for x
    x = 5,882,392.45/2,432.13
  6. Step 6: Final answer
    x = 2,418.62

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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.