Home / 2,834.52-3,911.44-1,575.60

Finding the Fourth Proportional to 2,834.52, 3,911.44 and 1,575.60

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Solution

The fourth proportional to 2,834.52, 3,911.44 and 1,575.60 is: 2,174.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.52 : 3,911.44 = 1,575.60 : x
  2. Step 2: Convert to fraction form
    2,834.52/3,911.44 = 1,575.60/x
  3. Step 3: Cross multiply
    2,834.52x = 3,911.44 × 1,575.60
  4. Step 4: Simplify right side
    2,834.52x = 6,162,864.86
  5. Step 5: Solve for x
    x = 6,162,864.86/2,834.52
  6. Step 6: Final answer
    x = 2,174.22

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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.