Home / 2,372.68-3,272.88-1,709.84

Finding the Fourth Proportional to 2,372.68, 3,272.88 and 1,709.84

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Solution

The fourth proportional to 2,372.68, 3,272.88 and 1,709.84 is: 2,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.68 : 3,272.88 = 1,709.84 : x
  2. Step 2: Convert to fraction form
    2,372.68/3,272.88 = 1,709.84/x
  3. Step 3: Cross multiply
    2,372.68x = 3,272.88 × 1,709.84
  4. Step 4: Simplify right side
    2,372.68x = 5,596,101.14
  5. Step 5: Solve for x
    x = 5,596,101.14/2,372.68
  6. Step 6: Final answer
    x = 2,358.56

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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.