Home / 11,957.49-17,936.33-4,166.28

Finding the Fourth Proportional to 11,957.49, 17,936.33 and 4,166.28

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Solution

The fourth proportional to 11,957.49, 17,936.33 and 4,166.28 is: 6,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.49 : 17,936.33 = 4,166.28 : x
  2. Step 2: Convert to fraction form
    11,957.49/17,936.33 = 4,166.28/x
  3. Step 3: Cross multiply
    11,957.49x = 17,936.33 × 4,166.28
  4. Step 4: Simplify right side
    11,957.49x = 74,727,752.12
  5. Step 5: Solve for x
    x = 74,727,752.12/11,957.49
  6. Step 6: Final answer
    x = 6,249.45

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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.