Home / 6,887.22-10,321.57-3,762.54

Finding the Fourth Proportional to 6,887.22, 10,321.57 and 3,762.54

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Solution

The fourth proportional to 6,887.22, 10,321.57 and 3,762.54 is: 5,638.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.22 : 10,321.57 = 3,762.54 : x
  2. Step 2: Convert to fraction form
    6,887.22/10,321.57 = 3,762.54/x
  3. Step 3: Cross multiply
    6,887.22x = 10,321.57 × 3,762.54
  4. Step 4: Simplify right side
    6,887.22x = 38,835,324.69
  5. Step 5: Solve for x
    x = 38,835,324.69/6,887.22
  6. Step 6: Final answer
    x = 5,638.75

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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.