Home / 5,558.09-7,670.16-3,167.98

Finding the Fourth Proportional to 5,558.09, 7,670.16 and 3,167.98

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Solution

The fourth proportional to 5,558.09, 7,670.16 and 3,167.98 is: 4,371.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.09 : 7,670.16 = 3,167.98 : x
  2. Step 2: Convert to fraction form
    5,558.09/7,670.16 = 3,167.98/x
  3. Step 3: Cross multiply
    5,558.09x = 7,670.16 × 3,167.98
  4. Step 4: Simplify right side
    5,558.09x = 24,298,894.30
  5. Step 5: Solve for x
    x = 24,298,894.30/5,558.09
  6. Step 6: Final answer
    x = 4,371.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.