Home / 11,127.55-16,693.57-4,107.61

Finding the Fourth Proportional to 11,127.55, 16,693.57 and 4,107.61

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Solution

The fourth proportional to 11,127.55, 16,693.57 and 4,107.61 is: 6,162.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.55 : 16,693.57 = 4,107.61 : x
  2. Step 2: Convert to fraction form
    11,127.55/16,693.57 = 4,107.61/x
  3. Step 3: Cross multiply
    11,127.55x = 16,693.57 × 4,107.61
  4. Step 4: Simplify right side
    11,127.55x = 68,570,654.53
  5. Step 5: Solve for x
    x = 68,570,654.53/11,127.55
  6. Step 6: Final answer
    x = 6,162.24

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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.