Home / 3,176.14-4,383.28-1,759.89

Finding the Fourth Proportional to 3,176.14, 4,383.28 and 1,759.89

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Solution

The fourth proportional to 3,176.14, 4,383.28 and 1,759.89 is: 2,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.14 : 4,383.28 = 1,759.89 : x
  2. Step 2: Convert to fraction form
    3,176.14/4,383.28 = 1,759.89/x
  3. Step 3: Cross multiply
    3,176.14x = 4,383.28 × 1,759.89
  4. Step 4: Simplify right side
    3,176.14x = 7,714,072.29
  5. Step 5: Solve for x
    x = 7,714,072.29/3,176.14
  6. Step 6: Final answer
    x = 2,428.76

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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.