Home / 8,039.04-12,045.81-3,817.44

Finding the Fourth Proportional to 8,039.04, 12,045.81 and 3,817.44

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Solution

The fourth proportional to 8,039.04, 12,045.81 and 3,817.44 is: 5,720.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.04 : 12,045.81 = 3,817.44 : x
  2. Step 2: Convert to fraction form
    8,039.04/12,045.81 = 3,817.44/x
  3. Step 3: Cross multiply
    8,039.04x = 12,045.81 × 3,817.44
  4. Step 4: Simplify right side
    8,039.04x = 45,984,156.93
  5. Step 5: Solve for x
    x = 45,984,156.93/8,039.04
  6. Step 6: Final answer
    x = 5,720.11

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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.