Home / 11,699.46-16,145.16-6,394.26

Finding the Fourth Proportional to 11,699.46, 16,145.16 and 6,394.26

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Solution

The fourth proportional to 11,699.46, 16,145.16 and 6,394.26 is: 8,824.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,699.46 : 16,145.16 = 6,394.26 : x
  2. Step 2: Convert to fraction form
    11,699.46/16,145.16 = 6,394.26/x
  3. Step 3: Cross multiply
    11,699.46x = 16,145.16 × 6,394.26
  4. Step 4: Simplify right side
    11,699.46x = 103,236,350.78
  5. Step 5: Solve for x
    x = 103,236,350.78/11,699.46
  6. Step 6: Final answer
    x = 8,824.03

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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.