Home / 5,976.10-8,959.87-2,811.76

Finding the Fourth Proportional to 5,976.10, 8,959.87 and 2,811.76

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Solution

The fourth proportional to 5,976.10, 8,959.87 and 2,811.76 is: 4,215.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.10 : 8,959.87 = 2,811.76 : x
  2. Step 2: Convert to fraction form
    5,976.10/8,959.87 = 2,811.76/x
  3. Step 3: Cross multiply
    5,976.10x = 8,959.87 × 2,811.76
  4. Step 4: Simplify right side
    5,976.10x = 25,193,004.07
  5. Step 5: Solve for x
    x = 25,193,004.07/5,976.10
  6. Step 6: Final answer
    x = 4,215.63

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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.