Home / 11,042.21-16,557.77-5,114.00

Finding the Fourth Proportional to 11,042.21, 16,557.77 and 5,114.00

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Solution

The fourth proportional to 11,042.21, 16,557.77 and 5,114.00 is: 7,668.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.21 : 16,557.77 = 5,114.00 : x
  2. Step 2: Convert to fraction form
    11,042.21/16,557.77 = 5,114.00/x
  3. Step 3: Cross multiply
    11,042.21x = 16,557.77 × 5,114.00
  4. Step 4: Simplify right side
    11,042.21x = 84,676,489.96
  5. Step 5: Solve for x
    x = 84,676,489.96/11,042.21
  6. Step 6: Final answer
    x = 7,668.44

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1.5x scale

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.