Home / 3,558.51-5,326.11-3,217.47

Finding the Fourth Proportional to 3,558.51, 5,326.11 and 3,217.47

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Solution

The fourth proportional to 3,558.51, 5,326.11 and 3,217.47 is: 4,815.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.51 : 5,326.11 = 3,217.47 : x
  2. Step 2: Convert to fraction form
    3,558.51/5,326.11 = 3,217.47/x
  3. Step 3: Cross multiply
    3,558.51x = 5,326.11 × 3,217.47
  4. Step 4: Simplify right side
    3,558.51x = 17,136,599.14
  5. Step 5: Solve for x
    x = 17,136,599.14/3,558.51
  6. Step 6: Final answer
    x = 4,815.67

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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.