Home / 11,400.45-17,084.25-4,817.58

Finding the Fourth Proportional to 11,400.45, 17,084.25 and 4,817.58

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Solution

The fourth proportional to 11,400.45, 17,084.25 and 4,817.58 is: 7,219.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,400.45 : 17,084.25 = 4,817.58 : x
  2. Step 2: Convert to fraction form
    11,400.45/17,084.25 = 4,817.58/x
  3. Step 3: Cross multiply
    11,400.45x = 17,084.25 × 4,817.58
  4. Step 4: Simplify right side
    11,400.45x = 82,304,741.12
  5. Step 5: Solve for x
    x = 82,304,741.12/11,400.45
  6. Step 6: Final answer
    x = 7,219.43

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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.