Home / 5,675.12-8,516.82-2,904.11

Finding the Fourth Proportional to 5,675.12, 8,516.82 and 2,904.11

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Solution

The fourth proportional to 5,675.12, 8,516.82 and 2,904.11 is: 4,358.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.12 : 8,516.82 = 2,904.11 : x
  2. Step 2: Convert to fraction form
    5,675.12/8,516.82 = 2,904.11/x
  3. Step 3: Cross multiply
    5,675.12x = 8,516.82 × 2,904.11
  4. Step 4: Simplify right side
    5,675.12x = 24,733,739.55
  5. Step 5: Solve for x
    x = 24,733,739.55/5,675.12
  6. Step 6: Final answer
    x = 4,358.28

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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.