Home / 9,219.36-13,829.20-2,293.88

Finding the Fourth Proportional to 9,219.36, 13,829.20 and 2,293.88

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Solution

The fourth proportional to 9,219.36, 13,829.20 and 2,293.88 is: 3,440.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.36 : 13,829.20 = 2,293.88 : x
  2. Step 2: Convert to fraction form
    9,219.36/13,829.20 = 2,293.88/x
  3. Step 3: Cross multiply
    9,219.36x = 13,829.20 × 2,293.88
  4. Step 4: Simplify right side
    9,219.36x = 31,722,525.30
  5. Step 5: Solve for x
    x = 31,722,525.30/9,219.36
  6. Step 6: Final answer
    x = 3,440.86

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1.5x scale

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.