Home / 5,771.30-8,655.41-1,611.04

Finding the Fourth Proportional to 5,771.30, 8,655.41 and 1,611.04

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Solution

The fourth proportional to 5,771.30, 8,655.41 and 1,611.04 is: 2,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.30 : 8,655.41 = 1,611.04 : x
  2. Step 2: Convert to fraction form
    5,771.30/8,655.41 = 1,611.04/x
  3. Step 3: Cross multiply
    5,771.30x = 8,655.41 × 1,611.04
  4. Step 4: Simplify right side
    5,771.30x = 13,944,201.28
  5. Step 5: Solve for x
    x = 13,944,201.28/5,771.30
  6. Step 6: Final answer
    x = 2,416.13

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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.