Home / 5,512.88-8,269.36-2,225.36

Finding the Fourth Proportional to 5,512.88, 8,269.36 and 2,225.36

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Solution

The fourth proportional to 5,512.88, 8,269.36 and 2,225.36 is: 3,338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.88 : 8,269.36 = 2,225.36 : x
  2. Step 2: Convert to fraction form
    5,512.88/8,269.36 = 2,225.36/x
  3. Step 3: Cross multiply
    5,512.88x = 8,269.36 × 2,225.36
  4. Step 4: Simplify right side
    5,512.88x = 18,402,302.97
  5. Step 5: Solve for x
    x = 18,402,302.97/5,512.88
  6. Step 6: Final answer
    x = 3,338.06

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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.