Home / 7,891.70-11,826.27-5,795.26

Finding the Fourth Proportional to 7,891.70, 11,826.27 and 5,795.26

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Solution

The fourth proportional to 7,891.70, 11,826.27 and 5,795.26 is: 8,684.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,891.70 : 11,826.27 = 5,795.26 : x
  2. Step 2: Convert to fraction form
    7,891.70/11,826.27 = 5,795.26/x
  3. Step 3: Cross multiply
    7,891.70x = 11,826.27 × 5,795.26
  4. Step 4: Simplify right side
    7,891.70x = 68,536,279.91
  5. Step 5: Solve for x
    x = 68,536,279.91/7,891.70
  6. Step 6: Final answer
    x = 8,684.61

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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.