Home / 11,968.49-16,517-6,932.63

Finding the Fourth Proportional to 11,968.49, 16,517 and 6,932.63

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Solution

The fourth proportional to 11,968.49, 16,517 and 6,932.63 is: 9,567.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.49 : 16,517 = 6,932.63 : x
  2. Step 2: Convert to fraction form
    11,968.49/16,517 = 6,932.63/x
  3. Step 3: Cross multiply
    11,968.49x = 16,517 × 6,932.63
  4. Step 4: Simplify right side
    11,968.49x = 114,506,249.71
  5. Step 5: Solve for x
    x = 114,506,249.71/11,968.49
  6. Step 6: Final answer
    x = 9,567.31

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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.