Home / 1,716.94-2,572.75-1,190.88

Finding the Fourth Proportional to 1,716.94, 2,572.75 and 1,190.88

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Solution

The fourth proportional to 1,716.94, 2,572.75 and 1,190.88 is: 1,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.94 : 2,572.75 = 1,190.88 : x
  2. Step 2: Convert to fraction form
    1,716.94/2,572.75 = 1,190.88/x
  3. Step 3: Cross multiply
    1,716.94x = 2,572.75 × 1,190.88
  4. Step 4: Simplify right side
    1,716.94x = 3,063,830.77
  5. Step 5: Solve for x
    x = 3,063,830.77/1,716.94
  6. Step 6: Final answer
    x = 1,784.47

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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.