Home / 4,104.96-5,661.76-2,611.20

Finding the Fourth Proportional to 4,104.96, 5,661.76 and 2,611.20

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Solution

The fourth proportional to 4,104.96, 5,661.76 and 2,611.20 is: 3,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.96 : 5,661.76 = 2,611.20 : x
  2. Step 2: Convert to fraction form
    4,104.96/5,661.76 = 2,611.20/x
  3. Step 3: Cross multiply
    4,104.96x = 5,661.76 × 2,611.20
  4. Step 4: Simplify right side
    4,104.96x = 14,783,987.71
  5. Step 5: Solve for x
    x = 14,783,987.71/4,104.96
  6. Step 6: Final answer
    x = 3,601.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.