Home / 12,318.06-18,476.97-3,084.06

Finding the Fourth Proportional to 12,318.06, 18,476.97 and 3,084.06

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Solution

The fourth proportional to 12,318.06, 18,476.97 and 3,084.06 is: 4,626.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,318.06 : 18,476.97 = 3,084.06 : x
  2. Step 2: Convert to fraction form
    12,318.06/18,476.97 = 3,084.06/x
  3. Step 3: Cross multiply
    12,318.06x = 18,476.97 × 3,084.06
  4. Step 4: Simplify right side
    12,318.06x = 56,984,084.10
  5. Step 5: Solve for x
    x = 56,984,084.10/12,318.06
  6. Step 6: Final answer
    x = 4,626.06

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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.