Home / 11,106.91-16,668.58-5,263.53

Finding the Fourth Proportional to 11,106.91, 16,668.58 and 5,263.53

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Solution

The fourth proportional to 11,106.91, 16,668.58 and 5,263.53 is: 7,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.91 : 16,668.58 = 5,263.53 : x
  2. Step 2: Convert to fraction form
    11,106.91/16,668.58 = 5,263.53/x
  3. Step 3: Cross multiply
    11,106.91x = 16,668.58 × 5,263.53
  4. Step 4: Simplify right side
    11,106.91x = 87,735,570.89
  5. Step 5: Solve for x
    x = 87,735,570.89/11,106.91
  6. Step 6: Final answer
    x = 7,899.19

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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.