Home / 11,025.12-16,539.12-4,098.72

Finding the Fourth Proportional to 11,025.12, 16,539.12 and 4,098.72

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Solution

The fourth proportional to 11,025.12, 16,539.12 and 4,098.72 is: 6,148.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.12 : 16,539.12 = 4,098.72 : x
  2. Step 2: Convert to fraction form
    11,025.12/16,539.12 = 4,098.72/x
  3. Step 3: Cross multiply
    11,025.12x = 16,539.12 × 4,098.72
  4. Step 4: Simplify right side
    11,025.12x = 67,789,221.93
  5. Step 5: Solve for x
    x = 67,789,221.93/11,025.12
  6. Step 6: Final answer
    x = 6,148.62

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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.