Home / 1,732.51-2,591.48-1,383.20

Finding the Fourth Proportional to 1,732.51, 2,591.48 and 1,383.20

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Solution

The fourth proportional to 1,732.51, 2,591.48 and 1,383.20 is: 2,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.51 : 2,591.48 = 1,383.20 : x
  2. Step 2: Convert to fraction form
    1,732.51/2,591.48 = 1,383.20/x
  3. Step 3: Cross multiply
    1,732.51x = 2,591.48 × 1,383.20
  4. Step 4: Simplify right side
    1,732.51x = 3,584,527.57
  5. Step 5: Solve for x
    x = 3,584,527.57/1,732.51
  6. Step 6: Final answer
    x = 2,068.98

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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.