Home / 2,825.27-3,898.50-1,566.31

Finding the Fourth Proportional to 2,825.27, 3,898.50 and 1,566.31

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Solution

The fourth proportional to 2,825.27, 3,898.50 and 1,566.31 is: 2,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.27 : 3,898.50 = 1,566.31 : x
  2. Step 2: Convert to fraction form
    2,825.27/3,898.50 = 1,566.31/x
  3. Step 3: Cross multiply
    2,825.27x = 3,898.50 × 1,566.31
  4. Step 4: Simplify right side
    2,825.27x = 6,106,255.66
  5. Step 5: Solve for x
    x = 6,106,255.66/2,825.27
  6. Step 6: Final answer
    x = 2,161.30

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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.