Home / 9,171.31-13,750.23-2,927.73

Finding the Fourth Proportional to 9,171.31, 13,750.23 and 2,927.73

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Solution

The fourth proportional to 9,171.31, 13,750.23 and 2,927.73 is: 4,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171.31 : 13,750.23 = 2,927.73 : x
  2. Step 2: Convert to fraction form
    9,171.31/13,750.23 = 2,927.73/x
  3. Step 3: Cross multiply
    9,171.31x = 13,750.23 × 2,927.73
  4. Step 4: Simplify right side
    9,171.31x = 40,256,898.34
  5. Step 5: Solve for x
    x = 40,256,898.34/9,171.31
  6. Step 6: Final answer
    x = 4,389.44

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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.