Home / 7,255.58-10,883.38-2,638.94

Finding the Fourth Proportional to 7,255.58, 10,883.38 and 2,638.94

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Solution

The fourth proportional to 7,255.58, 10,883.38 and 2,638.94 is: 3,958.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.58 : 10,883.38 = 2,638.94 : x
  2. Step 2: Convert to fraction form
    7,255.58/10,883.38 = 2,638.94/x
  3. Step 3: Cross multiply
    7,255.58x = 10,883.38 × 2,638.94
  4. Step 4: Simplify right side
    7,255.58x = 28,720,586.82
  5. Step 5: Solve for x
    x = 28,720,586.82/7,255.58
  6. Step 6: Final answer
    x = 3,958.41

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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.