Home / 9,237.40-13,857.98-3,394.04

Finding the Fourth Proportional to 9,237.40, 13,857.98 and 3,394.04

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Solution

The fourth proportional to 9,237.40, 13,857.98 and 3,394.04 is: 5,091.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.40 : 13,857.98 = 3,394.04 : x
  2. Step 2: Convert to fraction form
    9,237.40/13,857.98 = 3,394.04/x
  3. Step 3: Cross multiply
    9,237.40x = 13,857.98 × 3,394.04
  4. Step 4: Simplify right side
    9,237.40x = 47,034,538.44
  5. Step 5: Solve for x
    x = 47,034,538.44/9,237.40
  6. Step 6: Final answer
    x = 5,091.75

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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.