Home / 2,750.12-3,794.54-1,571.16

Finding the Fourth Proportional to 2,750.12, 3,794.54 and 1,571.16

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Solution

The fourth proportional to 2,750.12, 3,794.54 and 1,571.16 is: 2,167.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.12 : 3,794.54 = 1,571.16 : x
  2. Step 2: Convert to fraction form
    2,750.12/3,794.54 = 1,571.16/x
  3. Step 3: Cross multiply
    2,750.12x = 3,794.54 × 1,571.16
  4. Step 4: Simplify right side
    2,750.12x = 5,961,821.61
  5. Step 5: Solve for x
    x = 5,961,821.61/2,750.12
  6. Step 6: Final answer
    x = 2,167.84

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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.