Home / 9,609.12-14,414.42-3,688.85

Finding the Fourth Proportional to 9,609.12, 14,414.42 and 3,688.85

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Solution

The fourth proportional to 9,609.12, 14,414.42 and 3,688.85 is: 5,533.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,609.12 : 14,414.42 = 3,688.85 : x
  2. Step 2: Convert to fraction form
    9,609.12/14,414.42 = 3,688.85/x
  3. Step 3: Cross multiply
    9,609.12x = 14,414.42 × 3,688.85
  4. Step 4: Simplify right side
    9,609.12x = 53,172,633.22
  5. Step 5: Solve for x
    x = 53,172,633.22/9,609.12
  6. Step 6: Final answer
    x = 5,533.56

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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.