Home / 8,167.30-11,270.19-4,581.77

Finding the Fourth Proportional to 8,167.30, 11,270.19 and 4,581.77

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Solution

The fourth proportional to 8,167.30, 11,270.19 and 4,581.77 is: 6,322.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.30 : 11,270.19 = 4,581.77 : x
  2. Step 2: Convert to fraction form
    8,167.30/11,270.19 = 4,581.77/x
  3. Step 3: Cross multiply
    8,167.30x = 11,270.19 × 4,581.77
  4. Step 4: Simplify right side
    8,167.30x = 51,637,379.27
  5. Step 5: Solve for x
    x = 51,637,379.27/8,167.30
  6. Step 6: Final answer
    x = 6,322.46

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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.