Home / 6,887.44-10,333.92-2,505.20

Finding the Fourth Proportional to 6,887.44, 10,333.92 and 2,505.20

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Solution

The fourth proportional to 6,887.44, 10,333.92 and 2,505.20 is: 3,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.44 : 10,333.92 = 2,505.20 : x
  2. Step 2: Convert to fraction form
    6,887.44/10,333.92 = 2,505.20/x
  3. Step 3: Cross multiply
    6,887.44x = 10,333.92 × 2,505.20
  4. Step 4: Simplify right side
    6,887.44x = 25,888,536.38
  5. Step 5: Solve for x
    x = 25,888,536.38/6,887.44
  6. Step 6: Final answer
    x = 3,758.80

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1.5x scale

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.