Home / 5,771.30-8,659.23-2,999.72

Finding the Fourth Proportional to 5,771.30, 8,659.23 and 2,999.72

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Solution

The fourth proportional to 5,771.30, 8,659.23 and 2,999.72 is: 4,500.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.30 : 8,659.23 = 2,999.72 : x
  2. Step 2: Convert to fraction form
    5,771.30/8,659.23 = 2,999.72/x
  3. Step 3: Cross multiply
    5,771.30x = 8,659.23 × 2,999.72
  4. Step 4: Simplify right side
    5,771.30x = 25,975,222.12
  5. Step 5: Solve for x
    x = 25,975,222.12/5,771.30
  6. Step 6: Final answer
    x = 4,500.76

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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.