Home / 9,645.42-14,469.30-2,719.92

Finding the Fourth Proportional to 9,645.42, 14,469.30 and 2,719.92

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Solution

The fourth proportional to 9,645.42, 14,469.30 and 2,719.92 is: 4,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,645.42 : 14,469.30 = 2,719.92 : x
  2. Step 2: Convert to fraction form
    9,645.42/14,469.30 = 2,719.92/x
  3. Step 3: Cross multiply
    9,645.42x = 14,469.30 × 2,719.92
  4. Step 4: Simplify right side
    9,645.42x = 39,355,338.46
  5. Step 5: Solve for x
    x = 39,355,338.46/9,645.42
  6. Step 6: Final answer
    x = 4,080.21

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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.