Home / 9,055.65-13,585.30-3,212.72

Finding the Fourth Proportional to 9,055.65, 13,585.30 and 3,212.72

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Solution

The fourth proportional to 9,055.65, 13,585.30 and 3,212.72 is: 4,819.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.65 : 13,585.30 = 3,212.72 : x
  2. Step 2: Convert to fraction form
    9,055.65/13,585.30 = 3,212.72/x
  3. Step 3: Cross multiply
    9,055.65x = 13,585.30 × 3,212.72
  4. Step 4: Simplify right side
    9,055.65x = 43,645,765.02
  5. Step 5: Solve for x
    x = 43,645,765.02/9,055.65
  6. Step 6: Final answer
    x = 4,819.73

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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.