Home / 10,717.14-16,067.93-4,478.94

Finding the Fourth Proportional to 10,717.14, 16,067.93 and 4,478.94

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Solution

The fourth proportional to 10,717.14, 16,067.93 and 4,478.94 is: 6,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.14 : 16,067.93 = 4,478.94 : x
  2. Step 2: Convert to fraction form
    10,717.14/16,067.93 = 4,478.94/x
  3. Step 3: Cross multiply
    10,717.14x = 16,067.93 × 4,478.94
  4. Step 4: Simplify right side
    10,717.14x = 71,967,272.00
  5. Step 5: Solve for x
    x = 71,967,272.00/10,717.14
  6. Step 6: Final answer
    x = 6,715.16

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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.