Home / 8,848.67-12,206.57-7,171.97

Finding the Fourth Proportional to 8,848.67, 12,206.57 and 7,171.97

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Solution

The fourth proportional to 8,848.67, 12,206.57 and 7,171.97 is: 9,893.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.67 : 12,206.57 = 7,171.97 : x
  2. Step 2: Convert to fraction form
    8,848.67/12,206.57 = 7,171.97/x
  3. Step 3: Cross multiply
    8,848.67x = 12,206.57 × 7,171.97
  4. Step 4: Simplify right side
    8,848.67x = 87,545,056.95
  5. Step 5: Solve for x
    x = 87,545,056.95/8,848.67
  6. Step 6: Final answer
    x = 9,893.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.