Home / 9,242.20-13,865.30-3,399.24

Finding the Fourth Proportional to 9,242.20, 13,865.30 and 3,399.24

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Solution

The fourth proportional to 9,242.20, 13,865.30 and 3,399.24 is: 5,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242.20 : 13,865.30 = 3,399.24 : x
  2. Step 2: Convert to fraction form
    9,242.20/13,865.30 = 3,399.24/x
  3. Step 3: Cross multiply
    9,242.20x = 13,865.30 × 3,399.24
  4. Step 4: Simplify right side
    9,242.20x = 47,131,482.37
  5. Step 5: Solve for x
    x = 47,131,482.37/9,242.20
  6. Step 6: Final answer
    x = 5,099.60

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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.