Home / 6,887.36-10,331.12-2,448.56

Finding the Fourth Proportional to 6,887.36, 10,331.12 and 2,448.56

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Solution

The fourth proportional to 6,887.36, 10,331.12 and 2,448.56 is: 3,672.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.36 : 10,331.12 = 2,448.56 : x
  2. Step 2: Convert to fraction form
    6,887.36/10,331.12 = 2,448.56/x
  3. Step 3: Cross multiply
    6,887.36x = 10,331.12 × 2,448.56
  4. Step 4: Simplify right side
    6,887.36x = 25,296,367.19
  5. Step 5: Solve for x
    x = 25,296,367.19/6,887.36
  6. Step 6: Final answer
    x = 3,672.87

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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.