Home / 2,566.97-3,541.58-1,571.21

Finding the Fourth Proportional to 2,566.97, 3,541.58 and 1,571.21

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Solution

The fourth proportional to 2,566.97, 3,541.58 and 1,571.21 is: 2,167.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.97 : 3,541.58 = 1,571.21 : x
  2. Step 2: Convert to fraction form
    2,566.97/3,541.58 = 1,571.21/x
  3. Step 3: Cross multiply
    2,566.97x = 3,541.58 × 1,571.21
  4. Step 4: Simplify right side
    2,566.97x = 5,564,565.91
  5. Step 5: Solve for x
    x = 5,564,565.91/2,566.97
  6. Step 6: Final answer
    x = 2,167.76

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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.