Home / 10,727.67-16,065.54-5,448.80

Finding the Fourth Proportional to 10,727.67, 16,065.54 and 5,448.80

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Solution

The fourth proportional to 10,727.67, 16,065.54 and 5,448.80 is: 8,160.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.67 : 16,065.54 = 5,448.80 : x
  2. Step 2: Convert to fraction form
    10,727.67/16,065.54 = 5,448.80/x
  3. Step 3: Cross multiply
    10,727.67x = 16,065.54 × 5,448.80
  4. Step 4: Simplify right side
    10,727.67x = 87,537,954.52
  5. Step 5: Solve for x
    x = 87,537,954.52/10,727.67
  6. Step 6: Final answer
    x = 8,160.01

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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.