Home / 11,740.68-17,612.11-4,246.12

Finding the Fourth Proportional to 11,740.68, 17,612.11 and 4,246.12

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Solution

The fourth proportional to 11,740.68, 17,612.11 and 4,246.12 is: 6,369.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.68 : 17,612.11 = 4,246.12 : x
  2. Step 2: Convert to fraction form
    11,740.68/17,612.11 = 4,246.12/x
  3. Step 3: Cross multiply
    11,740.68x = 17,612.11 × 4,246.12
  4. Step 4: Simplify right side
    11,740.68x = 74,783,033.84
  5. Step 5: Solve for x
    x = 74,783,033.84/11,740.68
  6. Step 6: Final answer
    x = 6,369.57

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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.