Home / 6,586.28-9,879.37-2,687.96

Finding the Fourth Proportional to 6,586.28, 9,879.37 and 2,687.96

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Solution

The fourth proportional to 6,586.28, 9,879.37 and 2,687.96 is: 4,031.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.28 : 9,879.37 = 2,687.96 : x
  2. Step 2: Convert to fraction form
    6,586.28/9,879.37 = 2,687.96/x
  3. Step 3: Cross multiply
    6,586.28x = 9,879.37 × 2,687.96
  4. Step 4: Simplify right side
    6,586.28x = 26,555,305.35
  5. Step 5: Solve for x
    x = 26,555,305.35/6,586.28
  6. Step 6: Final answer
    x = 4,031.91

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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.