Home / 1,766.88-2,440.17-1,619.24

Finding the Fourth Proportional to 1,766.88, 2,440.17 and 1,619.24

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Solution

The fourth proportional to 1,766.88, 2,440.17 and 1,619.24 is: 2,236.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.88 : 2,440.17 = 1,619.24 : x
  2. Step 2: Convert to fraction form
    1,766.88/2,440.17 = 1,619.24/x
  3. Step 3: Cross multiply
    1,766.88x = 2,440.17 × 1,619.24
  4. Step 4: Simplify right side
    1,766.88x = 3,951,208.67
  5. Step 5: Solve for x
    x = 3,951,208.67/1,766.88
  6. Step 6: Final answer
    x = 2,236.26

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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.