Home / 6,826.92-9,422.34-6,515.27

Finding the Fourth Proportional to 6,826.92, 9,422.34 and 6,515.27

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Solution

The fourth proportional to 6,826.92, 9,422.34 and 6,515.27 is: 8,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.92 : 9,422.34 = 6,515.27 : x
  2. Step 2: Convert to fraction form
    6,826.92/9,422.34 = 6,515.27/x
  3. Step 3: Cross multiply
    6,826.92x = 9,422.34 × 6,515.27
  4. Step 4: Simplify right side
    6,826.92x = 61,389,042.02
  5. Step 5: Solve for x
    x = 61,389,042.02/6,826.92
  6. Step 6: Final answer
    x = 8,992.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.