Home / 10,751.13-16,128.58-4,908.33

Finding the Fourth Proportional to 10,751.13, 16,128.58 and 4,908.33

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Solution

The fourth proportional to 10,751.13, 16,128.58 and 4,908.33 is: 7,363.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751.13 : 16,128.58 = 4,908.33 : x
  2. Step 2: Convert to fraction form
    10,751.13/16,128.58 = 4,908.33/x
  3. Step 3: Cross multiply
    10,751.13x = 16,128.58 × 4,908.33
  4. Step 4: Simplify right side
    10,751.13x = 79,164,365.02
  5. Step 5: Solve for x
    x = 79,164,365.02/10,751.13
  6. Step 6: Final answer
    x = 7,363.35

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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.