Home / 10,727.81-16,065.73-5,448.93

Finding the Fourth Proportional to 10,727.81, 16,065.73 and 5,448.93

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Solution

The fourth proportional to 10,727.81, 16,065.73 and 5,448.93 is: 8,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.81 : 16,065.73 = 5,448.93 : x
  2. Step 2: Convert to fraction form
    10,727.81/16,065.73 = 5,448.93/x
  3. Step 3: Cross multiply
    10,727.81x = 16,065.73 × 5,448.93
  4. Step 4: Simplify right side
    10,727.81x = 87,541,010.92
  5. Step 5: Solve for x
    x = 87,541,010.92/10,727.81
  6. Step 6: Final answer
    x = 8,160.20

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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.