Home / 5,570.97-7,687.70-3,331.52

Finding the Fourth Proportional to 5,570.97, 7,687.70 and 3,331.52

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Solution

The fourth proportional to 5,570.97, 7,687.70 and 3,331.52 is: 4,597.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.97 : 7,687.70 = 3,331.52 : x
  2. Step 2: Convert to fraction form
    5,570.97/7,687.70 = 3,331.52/x
  3. Step 3: Cross multiply
    5,570.97x = 7,687.70 × 3,331.52
  4. Step 4: Simplify right side
    5,570.97x = 25,611,712.53
  5. Step 5: Solve for x
    x = 25,611,712.53/5,570.97
  6. Step 6: Final answer
    x = 4,597.36

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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.