Home / 7,091.42-9,787.26-4,260.37

Finding the Fourth Proportional to 7,091.42, 9,787.26 and 4,260.37

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Solution

The fourth proportional to 7,091.42, 9,787.26 and 4,260.37 is: 5,879.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091.42 : 9,787.26 = 4,260.37 : x
  2. Step 2: Convert to fraction form
    7,091.42/9,787.26 = 4,260.37/x
  3. Step 3: Cross multiply
    7,091.42x = 9,787.26 × 4,260.37
  4. Step 4: Simplify right side
    7,091.42x = 41,697,348.89
  5. Step 5: Solve for x
    x = 41,697,348.89/7,091.42
  6. Step 6: Final answer
    x = 5,879.97

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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.