Home / 8,041.82-12,070.53-3,884.81

Finding the Fourth Proportional to 8,041.82, 12,070.53 and 3,884.81

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Solution

The fourth proportional to 8,041.82, 12,070.53 and 3,884.81 is: 5,830.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,041.82 : 12,070.53 = 3,884.81 : x
  2. Step 2: Convert to fraction form
    8,041.82/12,070.53 = 3,884.81/x
  3. Step 3: Cross multiply
    8,041.82x = 12,070.53 × 3,884.81
  4. Step 4: Simplify right side
    8,041.82x = 46,891,655.30
  5. Step 5: Solve for x
    x = 46,891,655.30/8,041.82
  6. Step 6: Final answer
    x = 5,830.97

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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.