Home / 10,751.24-16,113.90-4,899.80

Finding the Fourth Proportional to 10,751.24, 16,113.90 and 4,899.80

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Solution

The fourth proportional to 10,751.24, 16,113.90 and 4,899.80 is: 7,343.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751.24 : 16,113.90 = 4,899.80 : x
  2. Step 2: Convert to fraction form
    10,751.24/16,113.90 = 4,899.80/x
  3. Step 3: Cross multiply
    10,751.24x = 16,113.90 × 4,899.80
  4. Step 4: Simplify right side
    10,751.24x = 78,954,887.22
  5. Step 5: Solve for x
    x = 78,954,887.22/10,751.24
  6. Step 6: Final answer
    x = 7,343.79

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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.