Home / 8,176.73-12,271.30-5,991.17

Finding the Fourth Proportional to 8,176.73, 12,271.30 and 5,991.17

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Solution

The fourth proportional to 8,176.73, 12,271.30 and 5,991.17 is: 8,991.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.73 : 12,271.30 = 5,991.17 : x
  2. Step 2: Convert to fraction form
    8,176.73/12,271.30 = 5,991.17/x
  3. Step 3: Cross multiply
    8,176.73x = 12,271.30 × 5,991.17
  4. Step 4: Simplify right side
    8,176.73x = 73,519,368.09
  5. Step 5: Solve for x
    x = 73,519,368.09/8,176.73
  6. Step 6: Final answer
    x = 8,991.30

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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.