Home / 8,045.03-12,072.14-6,285.09

Finding the Fourth Proportional to 8,045.03, 12,072.14 and 6,285.09

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Solution

The fourth proportional to 8,045.03, 12,072.14 and 6,285.09 is: 9,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.03 : 12,072.14 = 6,285.09 : x
  2. Step 2: Convert to fraction form
    8,045.03/12,072.14 = 6,285.09/x
  3. Step 3: Cross multiply
    8,045.03x = 12,072.14 × 6,285.09
  4. Step 4: Simplify right side
    8,045.03x = 75,874,454.97
  5. Step 5: Solve for x
    x = 75,874,454.97/8,045.03
  6. Step 6: Final answer
    x = 9,431.23

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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.