Home / 2,828.84-3,904.27-1,650.56

Finding the Fourth Proportional to 2,828.84, 3,904.27 and 1,650.56

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Solution

The fourth proportional to 2,828.84, 3,904.27 and 1,650.56 is: 2,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.84 : 3,904.27 = 1,650.56 : x
  2. Step 2: Convert to fraction form
    2,828.84/3,904.27 = 1,650.56/x
  3. Step 3: Cross multiply
    2,828.84x = 3,904.27 × 1,650.56
  4. Step 4: Simplify right side
    2,828.84x = 6,444,208.24
  5. Step 5: Solve for x
    x = 6,444,208.24/2,828.84
  6. Step 6: Final answer
    x = 2,278.04

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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.