Home / 11,015.41-16,525.54-3,619.55

Finding the Fourth Proportional to 11,015.41, 16,525.54 and 3,619.55

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Solution

The fourth proportional to 11,015.41, 16,525.54 and 3,619.55 is: 5,430.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015.41 : 16,525.54 = 3,619.55 : x
  2. Step 2: Convert to fraction form
    11,015.41/16,525.54 = 3,619.55/x
  3. Step 3: Cross multiply
    11,015.41x = 16,525.54 × 3,619.55
  4. Step 4: Simplify right side
    11,015.41x = 59,815,033.16
  5. Step 5: Solve for x
    x = 59,815,033.16/11,015.41
  6. Step 6: Final answer
    x = 5,430.12

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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.