Home / 1,933.22-2,900.17-617.14

Finding the Fourth Proportional to 1,933.22, 2,900.17 and 617.14

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Solution

The fourth proportional to 1,933.22, 2,900.17 and 617.14 is: 925.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.22 : 2,900.17 = 617.14 : x
  2. Step 2: Convert to fraction form
    1,933.22/2,900.17 = 617.14/x
  3. Step 3: Cross multiply
    1,933.22x = 2,900.17 × 617.14
  4. Step 4: Simplify right side
    1,933.22x = 1,789,820.86
  5. Step 5: Solve for x
    x = 1,789,820.86/1,933.22
  6. Step 6: Final answer
    x = 925.83

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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.