Home / 11,352.80-17,029.02-3,561.68

Finding the Fourth Proportional to 11,352.80, 17,029.02 and 3,561.68

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Solution

The fourth proportional to 11,352.80, 17,029.02 and 3,561.68 is: 5,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.80 : 17,029.02 = 3,561.68 : x
  2. Step 2: Convert to fraction form
    11,352.80/17,029.02 = 3,561.68/x
  3. Step 3: Cross multiply
    11,352.80x = 17,029.02 × 3,561.68
  4. Step 4: Simplify right side
    11,352.80x = 60,651,919.95
  5. Step 5: Solve for x
    x = 60,651,919.95/11,352.80
  6. Step 6: Final answer
    x = 5,342.46

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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.