Home / 3,548.84-5,317.38-2,157.95

Finding the Fourth Proportional to 3,548.84, 5,317.38 and 2,157.95

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Solution

The fourth proportional to 3,548.84, 5,317.38 and 2,157.95 is: 3,233.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.84 : 5,317.38 = 2,157.95 : x
  2. Step 2: Convert to fraction form
    3,548.84/5,317.38 = 2,157.95/x
  3. Step 3: Cross multiply
    3,548.84x = 5,317.38 × 2,157.95
  4. Step 4: Simplify right side
    3,548.84x = 11,474,653.46
  5. Step 5: Solve for x
    x = 11,474,653.46/3,548.84
  6. Step 6: Final answer
    x = 3,233.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.