Home / 8,071.92-11,136.06-4,668.32

Finding the Fourth Proportional to 8,071.92, 11,136.06 and 4,668.32

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Solution

The fourth proportional to 8,071.92, 11,136.06 and 4,668.32 is: 6,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071.92 : 11,136.06 = 4,668.32 : x
  2. Step 2: Convert to fraction form
    8,071.92/11,136.06 = 4,668.32/x
  3. Step 3: Cross multiply
    8,071.92x = 11,136.06 × 4,668.32
  4. Step 4: Simplify right side
    8,071.92x = 51,986,635.94
  5. Step 5: Solve for x
    x = 51,986,635.94/8,071.92
  6. Step 6: Final answer
    x = 6,440.43

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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.