Home / 11,317.91-16,977.77-4,301.28

Finding the Fourth Proportional to 11,317.91, 16,977.77 and 4,301.28

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Solution

The fourth proportional to 11,317.91, 16,977.77 and 4,301.28 is: 6,452.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.91 : 16,977.77 = 4,301.28 : x
  2. Step 2: Convert to fraction form
    11,317.91/16,977.77 = 4,301.28/x
  3. Step 3: Cross multiply
    11,317.91x = 16,977.77 × 4,301.28
  4. Step 4: Simplify right side
    11,317.91x = 73,026,142.55
  5. Step 5: Solve for x
    x = 73,026,142.55/11,317.91
  6. Step 6: Final answer
    x = 6,452.26

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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.