Home / 9,039.85-13,551.57-3,496.90

Finding the Fourth Proportional to 9,039.85, 13,551.57 and 3,496.90

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Solution

The fourth proportional to 9,039.85, 13,551.57 and 3,496.90 is: 5,242.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.85 : 13,551.57 = 3,496.90 : x
  2. Step 2: Convert to fraction form
    9,039.85/13,551.57 = 3,496.90/x
  3. Step 3: Cross multiply
    9,039.85x = 13,551.57 × 3,496.90
  4. Step 4: Simplify right side
    9,039.85x = 47,388,485.13
  5. Step 5: Solve for x
    x = 47,388,485.13/9,039.85
  6. Step 6: Final answer
    x = 5,242.18

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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.