Home / 10,957.25-16,427.67-3,557.29

Finding the Fourth Proportional to 10,957.25, 16,427.67 and 3,557.29

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Solution

The fourth proportional to 10,957.25, 16,427.67 and 3,557.29 is: 5,333.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.25 : 16,427.67 = 3,557.29 : x
  2. Step 2: Convert to fraction form
    10,957.25/16,427.67 = 3,557.29/x
  3. Step 3: Cross multiply
    10,957.25x = 16,427.67 × 3,557.29
  4. Step 4: Simplify right side
    10,957.25x = 58,437,986.21
  5. Step 5: Solve for x
    x = 58,437,986.21/10,957.25
  6. Step 6: Final answer
    x = 5,333.27

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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.