Home / 9,239.13-13,849.36-3,977.57

Finding the Fourth Proportional to 9,239.13, 13,849.36 and 3,977.57

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Solution

The fourth proportional to 9,239.13, 13,849.36 and 3,977.57 is: 5,962.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.13 : 13,849.36 = 3,977.57 : x
  2. Step 2: Convert to fraction form
    9,239.13/13,849.36 = 3,977.57/x
  3. Step 3: Cross multiply
    9,239.13x = 13,849.36 × 3,977.57
  4. Step 4: Simplify right side
    9,239.13x = 55,086,823.53
  5. Step 5: Solve for x
    x = 55,086,823.53/9,239.13
  6. Step 6: Final answer
    x = 5,962.34

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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.