Home / 5,779.37-8,663.79-2,080.76

Finding the Fourth Proportional to 5,779.37, 8,663.79 and 2,080.76

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Solution

The fourth proportional to 5,779.37, 8,663.79 and 2,080.76 is: 3,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.37 : 8,663.79 = 2,080.76 : x
  2. Step 2: Convert to fraction form
    5,779.37/8,663.79 = 2,080.76/x
  3. Step 3: Cross multiply
    5,779.37x = 8,663.79 × 2,080.76
  4. Step 4: Simplify right side
    5,779.37x = 18,027,236.70
  5. Step 5: Solve for x
    x = 18,027,236.70/5,779.37
  6. Step 6: Final answer
    x = 3,119.24

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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.