Home / 2,825.15-3,898.71-1,566.27

Finding the Fourth Proportional to 2,825.15, 3,898.71 and 1,566.27

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Solution

The fourth proportional to 2,825.15, 3,898.71 and 1,566.27 is: 2,161.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.15 : 3,898.71 = 1,566.27 : x
  2. Step 2: Convert to fraction form
    2,825.15/3,898.71 = 1,566.27/x
  3. Step 3: Cross multiply
    2,825.15x = 3,898.71 × 1,566.27
  4. Step 4: Simplify right side
    2,825.15x = 6,106,432.51
  5. Step 5: Solve for x
    x = 6,106,432.51/2,825.15
  6. Step 6: Final answer
    x = 2,161.46

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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.