Home / 3,571-4,922.58-3,070.96

Finding the Fourth Proportional to 3,571, 4,922.58 and 3,070.96

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Solution

The fourth proportional to 3,571, 4,922.58 and 3,070.96 is: 4,233.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571 : 4,922.58 = 3,070.96 : x
  2. Step 2: Convert to fraction form
    3,571/4,922.58 = 3,070.96/x
  3. Step 3: Cross multiply
    3,571x = 4,922.58 × 3,070.96
  4. Step 4: Simplify right side
    3,571x = 15,117,046.28
  5. Step 5: Solve for x
    x = 15,117,046.28/3,571
  6. Step 6: Final answer
    x = 4,233.28

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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.