Home / 8,141.06-12,213.18-3,461.02

Finding the Fourth Proportional to 8,141.06, 12,213.18 and 3,461.02

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Solution

The fourth proportional to 8,141.06, 12,213.18 and 3,461.02 is: 5,192.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.06 : 12,213.18 = 3,461.02 : x
  2. Step 2: Convert to fraction form
    8,141.06/12,213.18 = 3,461.02/x
  3. Step 3: Cross multiply
    8,141.06x = 12,213.18 × 3,461.02
  4. Step 4: Simplify right side
    8,141.06x = 42,270,029.71
  5. Step 5: Solve for x
    x = 42,270,029.71/8,141.06
  6. Step 6: Final answer
    x = 5,192.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.