Home / 2,834.37-3,911.30-1,575.51

Finding the Fourth Proportional to 2,834.37, 3,911.30 and 1,575.51

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Solution

The fourth proportional to 2,834.37, 3,911.30 and 1,575.51 is: 2,174.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.37 : 3,911.30 = 1,575.51 : x
  2. Step 2: Convert to fraction form
    2,834.37/3,911.30 = 1,575.51/x
  3. Step 3: Cross multiply
    2,834.37x = 3,911.30 × 1,575.51
  4. Step 4: Simplify right side
    2,834.37x = 6,162,292.26
  5. Step 5: Solve for x
    x = 6,162,292.26/2,834.37
  6. Step 6: Final answer
    x = 2,174.13

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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.