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Finding the Fourth Proportional to 6,809.00, 9,394.99 and 4,012.88

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Solution

The fourth proportional to 6,809.00, 9,394.99 and 4,012.88 is: 5,536.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809.00 : 9,394.99 = 4,012.88 : x
  2. Step 2: Convert to fraction form
    6,809.00/9,394.99 = 4,012.88/x
  3. Step 3: Cross multiply
    6,809.00x = 9,394.99 × 4,012.88
  4. Step 4: Simplify right side
    6,809.00x = 37,700,910.46
  5. Step 5: Solve for x
    x = 37,700,910.46/6,809.00
  6. Step 6: Final answer
    x = 5,536.93

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1.5x scale

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.