Home / 6,229.40-9,344.55-2,072.30

Finding the Fourth Proportional to 6,229.40, 9,344.55 and 2,072.30

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Solution

The fourth proportional to 6,229.40, 9,344.55 and 2,072.30 is: 3,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229.40 : 9,344.55 = 2,072.30 : x
  2. Step 2: Convert to fraction form
    6,229.40/9,344.55 = 2,072.30/x
  3. Step 3: Cross multiply
    6,229.40x = 9,344.55 × 2,072.30
  4. Step 4: Simplify right side
    6,229.40x = 19,364,710.97
  5. Step 5: Solve for x
    x = 19,364,710.97/6,229.40
  6. Step 6: Final answer
    x = 3,108.60

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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.