Home / 5,531.24-8,296.88-1,635.68

Finding the Fourth Proportional to 5,531.24, 8,296.88 and 1,635.68

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Solution

The fourth proportional to 5,531.24, 8,296.88 and 1,635.68 is: 2,453.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.24 : 8,296.88 = 1,635.68 : x
  2. Step 2: Convert to fraction form
    5,531.24/8,296.88 = 1,635.68/x
  3. Step 3: Cross multiply
    5,531.24x = 8,296.88 × 1,635.68
  4. Step 4: Simplify right side
    5,531.24x = 13,571,003.28
  5. Step 5: Solve for x
    x = 13,571,003.28/5,531.24
  6. Step 6: Final answer
    x = 2,453.52

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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.